MEMBERS, J U N ~ O R ' MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES 131

....................................... Lour. Carl H.. Alan Wood Min. Co.. Oxford. N. J. Love, F. A , . .............................................. ..Box 984. Baton Rouge, La Lovejoy, Ellis, Cons. Engr.. ............................ .I538 N. High St., Columbus, Ohio: ...... ,-.a - Lovejoy, John M.. Pres.. Mexican Seaboard Oil Co.. .39 Broadway. New York, N. Y. Ilhvelace. Manuel Burr . . ................................ ,336 Bymn St., Palo Alto, Gal. ........ t h v e l l . Endicott R.. Ass:. Supt., Calumet & Hecla Smelt. Works. ..Hubbell, Mlch. ................................... Loveman, Michael H., MI^. Geol. Box 493. Joplin, Mo. ........................... Livering, T. S., Asst. Geol.. U. S. Geol. Survey.. Golden, Colo.

.Low. Bela, Engr. of Mines. .............................. .24 Broad St.. New York. N.Y. ............ Low, V. F.~Stanley, Civ. & Min. Engr . . .7 Lothbury, London. E. C.. England. Lowden. Hugh B.. Met. Engr:. .............................. .I312 York St., Denver, Colo. *Lowe, R. H.. Ball Mill Operator. American Metals Co.. ................. .Glorieta. N. M. Lowe, William F.. Engrg. Editor, In ternatro?ml Pe t . Tech., 904 World Blde,. Tulsa, 'Okla. Loww, H. H.. Dir.. Coal Research Lab., Carnegie Ins t~tute of Tech., P~ttaburgh, Pa. t hwzow. Odd, Maintenance Engr., Natural Products Refin. Co.,

902 Garfield Ave.. Jersey City, N. J. Loyd. R; W., Min. & Met. Engr.. randv view Mines, Inc.. ........... .Metaline Falls. Wash.

-Lucas, Francis F., Howe Memoria l Lecturer , 1931; Bell Telephone Laboratories, 463 West St.. New York. N. Y.

Luchsinger. Frederico. Min. & Met. Engr.; Gen'l Mgr., Cia. Minera de Linares; Sociedad Espanola Grafitos Refinados; Cia. Minera Manchego Asturiana.

Ayala 20. Madrid, Spain. Locke. P. K.. Cons. Min. Engr ........................ Box 183, Sta. A, San Antonio, Tex. Lucky. Maurice C.. Dist. Geol.. Houston Oil Co. of Texas. :....... .Box 1411, Midland, Tex. Luersseh George V.. Met. Dept.. The Carpenter Steel Co.. .................. Reading, Pa. Luetscher. Oliver P.. Cons. & Contract. Engr., specializing in metal. furnaces,

Box 82, Peru, 111. Luke. Russell P., South American Dev. Co.. ............... .Apt. 655, Guayasuil, Ecuador. Lukia. Ernest du Boia. Retired.. .................... Hotel Florence, Nice, A. M.. France. Luna. Gilberto, Mine Supt.; Cia. Minera Y Beneficiadora de Inde, S. A., Inde. Dgo. Mexico. tLund. John T., Lead Mfr., Pres., Northwest Lead Co. .I144 Fourth Ave. S.. Seattle, Wash. 9- Lundberg. Hans T. F.. Gold Medalist, Swedish Engm. Academy, Oct.. 1926, Min. Engr.

Mgr.. Swedish-American Prospecting Corp., 26 Beaver St.. New York. N. Y. tLundquist. Ramard V.. Chem. & Assayer, Idaho Bureau of Mines. Univ. of Idaho.

Moscow. Idaho. Lundy. W. T.. Min. Engr.. Freeport Sulphur Co.. ........................ .Freeport. Tex. *- Lunt. Horace F.. .......................... .I15 First National Bank Bldg., Denver. Colo. IlLuoma. John W.. Asst. Met.. Hubbard Steel Foundry Co..

4506 Todd Ave.. East Chicago. Ind. tLuss. John Alfred .................................................... A s s Wanted. Lustosa, Joaquim deA.. Civ., Min. Engr..

Rua Voluntarios da Patria. No. 98, Rio de Janeiro, Brazil. Luther, E. Ci, Cons. Min. Engr.. Pres., Peerless Coal & Coke Co.,

313 Thompson Bldg.. Pottaville, Pa. Lutts. Carlton G., Met., Met. Lab., Boston Navy Yard.. .................... Boston. Mass.

.............. Lyden, Joseph P., Min. Geol.. ,314 Joplin National Bank Bldg.. Joplin. Yo. Lyle. David Alexander. Colonel. U. S. Army.. ............. .St. Davids, Delaware Co., Pa. Lyman. Frank. Mfr.. ................................. . . Hill. Northampton, Mass. Lyman, G. E Gen.1 Supt Madison Coal Corp.. ........................ Glen Carb'vn. Ill. Lyman. R. Pres.' & ~ % g n g . Dir., Kirkland Townsite Gold Mines. Ltd.,

Cobalt, Ont., Canada. -3 &tIsncK, H. Grattan. Geol. & Engr.. Charge of Explorations. Cia. Minera.Namco. S. A, Box 1819, San Diego, Cal.

Isnch, W. W., Min. Engr . ............................................... Darien. Conn. @'Lyne. H. 8.. ............................... c/o H. W. Maloney, Stanford University, Cal.

Lyon. D. A.. Dir.. Dept. of Min. & Met. Researcli. U. S. Bureau of Mines, Univ. of Utah. Salt Lake City, Utah.

Lyon. E. W.. ...................................... .803 Watson Bldg.. Fairmont. W. Va. , . Lyon. Frederick. Retired.. ....... .c/o Miss Helen Pollock 240 W. 98th St.. New York. N. Y. Lyon, George h, Cons. Engr. .................... .217 itt ten house St., Washington. D. C. tLyon, Roger R.. Chief Clerk, Northwest Div.. Gilmore Oil Co.. Ltd.,

920 Joseph Vance Bldg., 3rd & Union. Seattle. Waeh. $yon, Tom. Geol.. International Smelt. Co.. ...... ,818 Kearns Bldg., Salt Lake City, Utah. !Lyons, Richard T., V.P., Skelly Oil Co.. ........................ .Box 1660, Tulsa, Okla. tLytel. Harvey M., Prod. Engr.. General Pet. Corp., 2526 E. 37th St., Los Angeles. Cal. Lytzen. W. W., Supt.. Sierra Buttes Mine.. ............................. Sierra City, Cal.

b- IIMabrey, Ronald, Geol.. H. L. Hollis, Cons. Min. Engr., 80 E. Jackson Blvd.. Chicago, 111. .......................................... ,604 Phillipine St., Taft. Cal. Macaulay. R. M., The Cons. Min. & Smelt. Co. of Canada. Ltd.,

706 Drummond Bldg.. Montreal Que.. Canada. IhcBnin, James T.. Aast. Wks. Mgr.. Union Carbide Co.. ............ . ~ i a g a r a Falls, N. Y. MacCarthy, J. Donald. General Manganese Corp.. ..................... Chamberlain, S. D. MacCarthy. Marion S.. Cons. Engr.. Chief Engr., North American Dev. Corp..

Firat National Bank Bldg., Denver, Colo. MacCoy. Frederick, Min. Engr.. ............................ .891 Regal Rd Berkeley Cal Macdonald. Angus W.. Supt., Dept. of Industrial Relations. British Empire ~ i e e l Curp..'~td.: - Sydney, N. S., .Canada. MaeDonald.. Bernard. Min. Engr . . .............................. Box 447. Oceans~de. Cal.

*~ad)onald, Donald F., Geol.. .......................... .16 Eastover Court, Louisville, Ky. MaSonald. E. H.. Min. Engr., Chief Geol.. Land Dept., .Northern Pacific Ry. Co.,

608 Securities Bldg.. Billings. Mont.

For explanation of aymbols, see page 65.

132 MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES

TMaeDonald . E . J .. Cons . Coppermines Corp ............... 120 Broadway . New Ybrk. N . Y . I*JvcMacDonald . H . J . C ...................... Hotel Savoy. Rojdestvyenca. 3. Moscow. U.S.S.R.

tMaedonald . John A.. Mine Mgr .. Macdonald Co ............................ .Kelly. N . M . *MacDonald. Vincent R., American Smelt . & Refin . Co.,

Apt . 66 . San Luis Potosi. S.L.P., Mexico . MacDonald . 71" . T.. Min . Engr.. Internstional Nickel Co ....... Copper Cliff. Ont.. Canada .. tMacDonel1. James.Alfred. Cons . Pe t . Geol ............... 661 W . Market S t .. L ~ m a . Ohio . Mace . Clement H.. Pres .. & Gen'l Mpr.. The Mace Co ........ 2763 BLake S t .. Denver . Colo . MacFsdden . C . K .. P e t . Engr.. Dir.. Colon De3 . Co .......... 90 West S t .. New York . N . Y . &fee. Robert ............. .Union Bank of Manchester. Swan St.. Manchester . England . MacGillivray . A . D .. Rep .. Canadian Ingersoll-Rand Co ..

950 Richards St., Vancouver. B . C., Canada . ................. . 0 -~a f f i i nn i s s ; John . MacGinniss Realty Co Metals Bank Bldg.. Butte. Mont . . MaeGregor . Frank S ....... 11th Floor. Empire Sta te Bldg.. 350 p f t h Ave .. New York. N . Y . Machamer. Jerome E.. Min . Engr.. Oliver Iron Mln . Co .................. .Virginia. Minn .

. MaeHardr. A . C .. Cerro de Pasco Copper Corp ......................... .Morococha. Peru . MacIlvaine . F . S ............................................ :1 Peach St.. Clearwater. F l a . tMacIntosh. A . Norman. Instructor. Michigan College of Min . & Tech ..... .Houghton. Mich . Maeintyre . E . G .. Supt .. Refinery Dept., Lago Pet . Corp . .Ap t. 172. Maracaibo. Venezuela . Mack. Edward L .............................. 21st Floor. 65 Broadway. New York . N . Y .

................................................ *Mack. Peter . J r Madden Dam. Canal Zonc . MacKallor . D . C.. Min . Engr.. Gen'l Supt .. Eagle-Picher Min . & Smelt . Co .... .Picher. Okla . Maekay . Alexander Dudley . Tech . Instr., Launceston Tech . College . .Launceston. Tasmania . t M a c k a ~ . D . K .. Geol ..................................... 15 Glover Ave.. Yonkers. N . Y . MacKay. G . J.. Prof . of Met.. Queen's Univ ...................... .Kingston. Ont.. Canada . MacKay . Henry S .. Cons . Engr .. Pacific Southwest Bldg .................... Pasadena . Cal .

................................. MacKay. Hugh . Geol 408 Berryhill Bldg.. Sapulpa. Okla . Mackay. Scott . Assoc . Prof.. Dept . of Met .. Univ . of Wisconsin .............. Madison. Wis .

&" tMaekenzie . A . G .. Sec . & Treas., Utah Chapter. American Mic . Congress. Kearns Bldg., Salt Lake City. Utah .

MacKenaie. J . D.. W r . . American Smelt . & Refin . Co ................. East Helena. Mont . ? MacKenzje. James T., Met . & Chicf Chem., American Cast Iron Pipe Co . Birmingham Ala 8 Wwkenae. K . G.. The Texas Co ......................... 136 E . 42nd st.. New York. k . Y:

Mackenzie. Thomas George . . . . . . . . . . . . . . .Bombay House. 24 Bruce St.. Fort. Bombay. India . MaeKenzie . Willi-am J.. Republic Steel Corp .......................... South Chicago. I11 . MacKillican . J . A.. Mgr.. Meriden Iron Co ................................ H i b b i n Minn . MacLellan . Donald D .. North Lily Mine ................................... .Eureka. Utah . Maclennan. F . W .. William Lawrence Saunders Medallist. A.I.M.E., 1931: e n : Mgr ..

Miami Copper Co., Mlaml. Ariz . Macleod . Donald . Asst . Mill Supt., Anyox.Plant. The Granby Cons . Min .. Smelt . & Power

Co .. Ltd., Box 280 . Anyox . B . C .. Canada . Macleod. James T., Asat . Supt .. Open Hearth Dept., Homestead Steel Wks., Carnegie Steel

Co., Munhall. Pa: tMacLeod . Norman A.. Britannia Min . & Smelt . Co ......... Britannia Beach . B . C.. Canada .

6, Macleod.Elliott. E .. The Institute of Min . & Met ..... 225 City Rd London E . C . 1 England . MacMlchael . H . R .. Chief Engr., E l Paso Smelt . Wks .. ~mer i can"~ rne1 t . & Refin . bo ..

Box 1111 . El Paso . Tex . tMacmillan . Herbert. Hazard Wire Rope Co ............... 230 Park Ave.. New York. N . Y . Macmillan. Kenneth . Min . Engr ................................. Casilla 44 Potosi Bolivia . MacMillan . W . A . A. Gen'l Supt., Cansdian Klondyke Min . Co .. North ~ e s ; ~ o r ~ . , ' ~ t d . ,

Dawson Y . T Canada . d a c N a u g h t o n . James. Min . Engr., Pres., Calumet & Hecla Consolidated ~opl ;er co . :)

Calumet . Mich . MacNichol . A . W .. Min . Engr.. MacNichol Co ................... Pier 5 . San Francisco. Cal . Macomb . J . de N., Asst . t o V.P., Inland Steel Co.,

1176 First National Bank Bldg .. Chicago . I11 . MacQuigg. Charles Ellison . Mgr., Union Carbide & Carbon Research Laboratories. Inc.,

Thompson Ave . & Manley St., Long Island City . N . Y . &- MacRae. Duncan . Edgewood Arsenal ..................................... .Edgewood. Md . Macready . George A .................................. 5425 Chesley Ave .. Los Angeles . Cal . tMaeVean . Gordon. Min . Engr., Mine Safety Appliances Co.,

Braddock Ave . & Thomas Blvd . Pittsburgh P a . MaeVichie . Doncan . Min . & Cons . Engr .............. 610 Clift Bldp:. Salt Lake City. 6 t a h . Maw. Glenn D ................................................. B o x 758. Roswell. N . M . IIMaddox. Arthur. International Pe t . Co ........................... .Negrito s. Talara. Peru . +Madeira . Louis C .. 111. 4 s s t . to Pres., Madeira. Hill & Co.,

260 S . Broad St., Philadelphia . P a . Madel. H.. Professor . Bewakademie .................................... .Freiberg. Saxony . Madgwick. Thomas George. National Dev . Bureau . Dept . . of Interior . . .Ottawa. Ont.. Canada . Madison . Frank H., Min . Engr., U . S . Treasury Dept.,

Room 769. National Press Bldg .. Washington. D . C . Maercky . P . Geo ......................... 1016 Second National Bank Bldg.. Houston. Tex . *Maese. Ar thur J.. Min . Engr.. The Fresnillo Co .................. .Freenillo. Zac.. Mexico . Maese . Robert H .. Analyst. Lab . Mgr.. El Paso Testing Labs ................ .El Paso. Tex . Magee; James F.. Min . Engr .............................. 241 Atkins Ave.. Lancaster. P a . Magee. John F .. Management Engr.. Alpha Portland Cement Co ............... Easton P a Magis . Siegfried .Frederic k. Met . . . . . . . . . . . . . . . 2126 Anchor S t .. Fmnkford. ~ h i l a d e l p h i i pa: Magoffin, Beriah. J r .. Min . Engr ........................................ .Deerwood. Minn . Magraw . R . M .......................................... 7 5 Humboldt S t .. Denver . Colo . Maguire. Hugh J.. Met . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 705 Locust S t .. Anaconda. Mont . Mahaffey . Birch 0 .. Pres., Silurian Oil Co ..

Room 210L Missouri Pacific Blda .. 1226 Olive S t .. S t . Louis . Mo .

For explanation of symbols. see page 65 .

MEMBERS. J U N I O R MEMBERS. ASSOCIATES AND J U N I O R ASSOCIATES 1

Mahieux. Pierre L., lngenieur civil des Mines. Mine Supt., Cie . du Boleo. Santa Rosalia. Lower California. Mexico .

Mahin. Edward G., Prof., Analytical Chem . & Met., Dept . of Chem., Univ . of Notre Dame. Notre Dame. Ind . . Mahon .. Stanley A.. Supt . of Mines. M . A . Hanna Co ..................... .Keewati n. Minn .

tMahoney . George Campbell .............................. 1815 Tacoma Ave.. Berkeley . Cal . Mahoney. J . N .. Mgr . of Engrg .. Sperry Gyroscope Co ....... Sperry Bldg.. Brook1yn;N . Y . tMahool . John B a r w . Jr., Supt., Nickel Dept .. Baltimore Copper Smelt . & Rolling Co ..

Highlandtown Branch P . 0 .. Baltimore. Md . &F Maier . Charles G .. Supervising Engr .. Pacific Experiment Sta., U . S . Bureau of Mines.

Berkeley . Cal . Maier . Herman R., charge of all constr., Warner Bros . Pictures Inc .

321 W . '44th'St .. New York. N . Y . Maillot . Elmer E .. Min . Engr.. U . S . Smelt.. Refin . & Min . Co ..... 1 State St.. Boston. Mass . Main . Alfred F ............................ Avenida Juarez 83 . Mexico City. D . F.. Mexico .

A- IIMains . William Whitridge. Sales Engr.. Road Supply & Metal Co ........... .Topeka. Kan . Maitland . Alexander F .. Supt . of Mine. Maitland Mine ... State Bank Bldg.. Negaunee. Mich . Makita . Tamaki. Min . Engr . . . . . . . . . . . . . . . . . . 43 Kitahigakubocho. Azabuku . Tokyo. Japan . Malam~hy. Mark C., Geophysicist . Servico Geologico e Mineralogico do Brazil.

Pra ia Vermelha. Rio de Janeiro. Brazil . & ~ M a l c o l m . Vincent T .. Met . Engr .. Chapman Valve Manufacturing Co., Indian Orchard. Mass .

Malcolm.Sim. A . C . B.. Lloyds Bank . Ltd .................... North St.. Brighton. England . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . tMalkovsky Jaroslav A Benesovf Praha. Czecho.Slovakia .

Mallett . G . '9 .. Tech . Supervisor. Anaconda American Brass . Ltd .. New Toronto. Ont., Canada . tMallory . P . R .. Mfr.. Pres .. P . R . Mallory & Co.. Inc ....... 6 E . 46th St.. New York. N . Y . ............................... Maloft . Frank J.. Min . Engr .. Empire Zinc Co Gilman. Colo . 'Maloney. George P .. Supervising Foreman. Casting Dept., Ontario Refin . Co .. Ltd.,

Copper Cliff. Ont .. Canada . tMaloney. H . A .. Asst . Treas .. American Inst . of Min . & Met . Engrs.,

29 W . 39th S t .. New York. N . Y . MalozemoE . Alexander . Min . & Met . Engr., G . Benenson Investing Co., Inc.,

166 Broadway . New York . N . Y . *MalozemoE. Plato. Research ello ow. Montana School of Mines ............... .Butte. Mont . . Mamet . Oscar. Civ . Engr . of Mines .............. 10 Avenue Elisabeth . Tervueren. Belgium . Manahan . Robert F.. Min . Engr ............................ 27 W . 44th St.. New York . N . Y . Mandelbaum,. Malvin R., Chief Chem .. The Gray Processes Corp.,

961 Frelinghuysen Ave., Newark. N . J . Manderfield . E . A.. Cia . Minera de Penoles. S . A .................... .Avalo s. Zac.. Mexico . Manderfield. Nicholas H., Asst . Prof., Met . & Ore Dressing. Michigan College of Min . &

Tech., Houghton . Mich . Manent. Henry . Cons . Min . & Met . Engr ........... 37 rue d'Amsterdam. Paris (8e). France . ................................................... Mangam . W . D Box 1474. Butte. Mont . Manley . H . L .. Min . Engr ................................ 1206 E . 69th St.. Seattle. Wash . Mann . Horace T .. Assoc . Prof .. Pet . Engrg ..

Room 8.219 . Mass . Ins t . of Tech., Cambridge. Mass . tMann. Victor I .. Min . Engr., Mines Supt., Mt . Isa Mines. Ltd.,

Mt .. Isa. N . Queensland . Australia . ....................... Mannakee . Nathan H.. Civ . & Min . Engr Box 862. Bluefield. W . Va . . . . . . Manners . E . A ... .67 8.9 Salisbury House. 4th Flopr. London Wall London. E C 2 England .............. . . Manning . E . Morgan . Dir.. Mill Research. Scovlll Mfg Co Waterbury. Conn ............................. . . . .. . . * ...................................... .. .

Manning Roger I C U S Bureau of Mines Phoenix. Ariz Manning. William M .Montana Club .Helena. Mont ................ . . Mansfield: George Rogers. Geol.. U . S . Geological Survey Washington. D C

................... . Mansfield . William Morse . Engr.. Inland Steel Co ;Indiana Harbor. Ind ....................... . . . -Mantell. Charles L .. Cons . Chern . Engr .. P r a t t Inst Brooklyn N Y Be Mapes. Clare, B., Technologist., Mid-Continent Oil & Gas Assoc .. 308 T u b a BIdg .. Tulsa . 0kIa . . ......... . . IlMoradudin . Alexei Peter . Met . Lab.. Standard Oil Co of California El Sesundo Cal

.................................. Marble. E . R .. Supt E l Paso Smelt . Wks .El Paso Tex . ... ............ .. . . n/- arch. Albert T G e t Engr.. Westein Electric Co Hciwthorne Sta ~ h i c a i o . 111

. ....... . . ... +March . W . 8 .. J r .. Chief Geol.. Min Dept.. Andes Copper Min Co .Chanaral. Chile ......................................... . Marcy Frank E 3910 Henry St.. San Diego. Cal . .. . . ~ a r ~ & u m . C . E .. Material Engr .. U . S . Naval Gun Factory Navy Yard .Washington. D C ....................... .. . .. . IIMark William D Hercules Min Co . .Day Bldg Wallace. Idaho:

. .................... . Markle. Doaald. Min . Engr .. Pres.. Jeddo-Highland Coal Co .Jeddo. P a

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Q*~J-MARKLE. JOHN. Re t~ red - 2 Rector St.. New York. N Y . . . . . . . . . . . . . . . . . .. . Marks. Ar thur . Met . & Foundry Consultant 86 Clifton S t Belmont. Mass

............... .. . Marcluand . A . B.. Cia . de Real del Monte Y Pachuca .Pachuc a. Hgo Mexico . . Marrlner J . T ........ Westminster Bank. 16 Library PI.. S t Helier. Jersy. C 1. England .

. . . . . . . . . . . ~arr io t t . 'A. D .. J r .. Mgr.. Met . Div .. The Dorr Co 824 Cooper Bldg.. Denver. Colo ....... . . . l a r r l o t t . Hugh F .. The Panama Corp . Ltd 14 Waterloo Pl.. London. S W 1. England

................................. . . Marsh. A . L.. Gen'l Mgr.. Hoskins Mfg . CO Detroit. Mich .......................................... . .. . . Marsh . Austin G 1832 S 7th S t Springfield 111 ................................................. . Marsh . George A .Box 502. Pueblo. Colo

Mareh. Hallan N .. Prod . Engr., General Pe t . Corp . of California. 2625 E: 31th s t . , Los Angeles. Cal . . . ...... Marsh Harry W Chem . & Geol .. Tamarack & Custer Cons Min Co .Wallace Idaho . . . . . . . . * ~ a r s 6 . John S..'ksst. Editor . Allogs of I r m Research 29 W 39th St.. New ~ o r i N Y

. . . . . . . . . . . . . . . . . . . . . . . . . . . . Marsh . K . H .. British Empire Steel Corp Sydney. N . S.. Canada . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -Marshall Albert E .Room.80 8. 601 5th Ave.. New York. N . Y . .................................... ~ a r s h a l l : Cyrns Burton .Instructed to hold everything .

. . . . . . . . . . . . . . . . . . . . . . . . . . Marshall . Ernest N .. Crucible Fuel Co .Crucible. Greene Co.. P a . . ................ +Marshall . John 8 .. Colliew Supt.. Penn Anthracite Min Co .Scranto n. P a .

.................................. Marshall. K . L .;U. S . Bureau of Mines Pittsburgh. P a . For explanation of symbols . s& page 66 .

1 . 134 M E M B ~ S . JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES

. ................... . . . ..... ................................. . .. . . Marshall. Newton C.. Min Engr Andagoya via Buenaventura Colombia Marshall S M , 245 w 107th S t New $ark. N Y Marshall. S tuar t B .. Cons . Engr . & Met ............... 3606 Newark St.. Washington . D . C . .. .......... . Marston. John Ruius. Research Chem United Verde Copper Co .Clarkdale.. Ariz Martin . E . D . ; V.P. & Gen'l Mgr Emark Battery Corp ..................... .Kearny. N: J . I 'Martin . F . J .. Met .. Noranda ~ h e s . Ltd ......................... Noranda. Que.. Canada . . . .. . . ..................... . ~ Martin F 0 Cons Geol & Engr 2038 Pine St.. South Pasadena. Cal . ................................. . . i +Martin John N 1126 Post-Dispatch Bldg.. Houston Tex

m a r t i n . 0 . C .. Nichols Copper Co ........................... 40 Wall St.. New York. N . Y . I Martin. Robert L .. Block Dept .. Pennsylvania Gypsum Co ..

Delaware Ave . & Jeffrey S t .. Chester . P a .. Martin . Tommy. Ingenieur des Ar ts e t Manufactures . Societ6 Miniere e t Metallurgique de

Penarroya. Megrine . Tunis . . Tunisia . Martin. W . R ................................................ .Box 249. Long Beach. Cal .

........................................... .. . *Martin. Williams Swift .Frood. Ont Canada . . +Martinez . A; J .. Cons . Min . Engr .......... Ocampo Oriente 962 Monterrey. N . L.. Mexico .

Martius. Frederick T.. Min . Engr ........................... BO; 4666. San Francisco . Cal . . Marty Edgar O V.P. & Gen'l Mgr . Sherman Coal Corp .................. .Pottsvill e. P a .

~ a r t h . ~harles 'kIarold William. ASS{ . Underground Mgr., Mines de Villemagne . Villemagne Gard France .

+Marvin . Theodore. Advertising Mgr .. Hercules Powder Co .. Inc .......... W'ilming'ton. Del . . .............................. . . . IlMaschme~er William Louis Box 198 A. R 6. Bessemer Ala Maaon . J . Gordon . Chile Exploration Co ............................ .Chuqu~camat a. Chile . Mason. Shirley L ........................................ 47 Wendell St.. Cambridge. Maas . *Mason. W . Clark. Asst . Mine Assayer . Inspiration Cons . Copper Co ..

Box 94 ~iispiration. Ariz . Masters Harr i s K V P & See Charles Hardy Inc ...... 122 E . 42nd st.'. New York . N . Y . *- ~ * s t e r & n . E d w a r d . ~ k a ~ l e s . F i z d Supt., ~ h o e n l ; Oil & Transport Co .. c/o SOC . Unirea .

Casuta Postala No . 1. Plwst i . Romania . Mateer . Thomas J .. Reno Gold Mines. Ltd .......................... .Salm o. B . C .. Canada . tMateer. Warren D.. Assoc . Prof.. West Texas Sta te Teachers' College ....... .Canyon. Tex . Mnther . Cuthbert Clifford . Assoc . Min . Engr., U . S . Geol . Survey .

212 Customhouse . Denver. Colo . Mather . Kirtley F.. Prof . of Geol.. Harvard Univ ......................... Cambridge . Mass . Mather . T . W ....................................... ..Hacienda Cartavio . Tmjillo . Peru . Mather . W . G .. Pres., The Cleveland-Cliffs Iron Co .. 1460 Union Trus t Bldp .. Cleveland. Ohio . Mathesius . Walther. Asst . Gen'l Supt., South Works . Illinois Steel Co.,

3426 E . 89th S t Chicago I11 . Matheson . ~ i e l s . The British Controlled Oilfields . Ltd ...... .Apt. 232 ~ a r a c d o ~enez;ela Mathewa, Edward Bennett . Prof . of Petrography . Sta te Geol . of ~ a i y l a n d . e tc . , '~ohns HOP:

kina Univ., Baltimore. Md . Mathews . ~ a r & V., Field Mgr., Minnesota Northern Power Co .. Box 1790. Great Falls. Mont .

. L b w - ~ a t h e w s. John A . . Holoe NenroMl Lecturer. 1925 . Robert W Hunt Medallist A.I .M.E. , 1928 ; Met., V.P., Crucible ~ t e e i Co . of ~ m e A c a . Chrysler ~ l d g . .

405 Lexington Ave., New York . N . Y . Mathews . P . L .......................................... 122 E . 42nd St.. New York. N . Y . Mathewson . C . H .. James Doughs Ilfedallist. A.I.M.E 1932 + Prof . of Met Hammond

L&., ~ a l $ Univ., New lfaven. Conn . ............................. w - M a t h e w s o n . E . P.. Met Box 55. University Sta.. Tucson. Ar iz . .................................................. . S M a t h e z Forrest Box .333 . Beaver. Utah .

+Mathy. A . L ......................................... 4622 S . Det ro~ t Ave .. Toledo . Ohio . Matignon . Edmond C .. Owner. Apex Bronze Foundry ....................... .Oaklan !. Cal .

a H ~ a t s o n . George C., Gwl . & Oil Producer. Schermerhorn Oil Co., 408 Cosden Bldg .. Tulsa . Okla .

Matson. E . T .. Mitate Mines. Hinokaae Post Office . NishiusukLGun. Miyazaki.Ken . Kushiu. Japan .

Matson . J . T.. Gen'l Mgr .. American Metal Co . of New Mexico ............ .Tererr o. N . M . ?Matson . Robert Carl. Asst . Prof .. Min . & Civil Eng rg .. Michigan College of Min . & Tech ..

Houghton. Mich . . . Matsubara . Seichi . Mitsubishi Min . Co ........................ .Marunouchi. Tokyo. Japan .

Matiumoto. Yosaburo . Supt . of Blast Furnace. Mitsubishi Iron wks., Kenjiho. Chosen (Korea) .

Matsumura.'Shigeru. Dir .. Kaho Min . Co., KamihonamGMura. Kaho-Gun . Fukuokaken Japan . Matsurawa. Dentaro . Gen'l Mar .. Producing Dept.. Nippon Oil Co.. Ltd ....... ~ o k y o : Japan . Matteson W . G Cons . Pet . Geol .................. .Box 376 Center Moriches . L . I . N . Y .

0 - . ~ a t t h e s . ' ~ e r a r d . ' ~ .. Principal Engr.. W a r Dept.. U . S . ~ n g k e e r Office ....... . ~ o r f d l k . Va . )Matthew% CharIes H.. Elec . E n m ............................ 82 Park PI .. Kingston. Pa: )Mattson . Vernon L .......................................... .Box 104 . Burnsville . N . C . Mauch. John L .. Anglo-Chilean Consolidated Nitrate Corp ... 120 Broadway . New York. N . Y ..

-k i t M a u r y . Jesse L.. Fensgate Hotel ........................... 534 Beacon S t .. Boston . Mass . Maust Ernest J Industrial Dev . Engr., The Dorr Co Inc . . 247 Park Ave . . New York N Y % . ~ a v e r i c k . ~ h a i ; ...................... 3 0 2 wester; Reserve Life Blda . . .~an ~ n ~ e i o . h x :

+ Mavor . Sam . Elec . Engr ................... 9 Crown Gardens . Dowanhill . Glasgow . Scotland .

-Masson . W . L .. Sales Engr.. Min . Dept.. Allis-Chalmers Mfg . Co ........ ..Milwaukee . Wis; Maxwell . Norman E .. Crew Levick Co .................................... .Titusvill e. P s . ((Maxwell . Ross A.. Student . Univ . of Oklahoma ............... 440 Elm St.. Norman; OkIa . Maxwell . W . A .. Jr.. V.P.. Colorado Fuel & . Iron Co .............. .Box 1920 . Denver . Colo . Maxwell . W . B.. Mill Supt .. Granby Cons . Min . Smelt . & Power Co ... .Anyox. B . C .. Canada . . . ....... .. . +May Arthur R.. Geol.. Shell Co of California 405 Hsberfelde Bldg Bakersfleld. Cal

....................................... . . May. Jesse J 4 Barker Ave.. White Plains. N Y

. . . .. . ........ . May . William Taylor. Cons . Min . Engr., Milton Hersey Co., Ltd ..

980 S t . Antoine St., Montreal. Que., Canada . Mayeda Takanorl Asst Prof Engrg Dept.. Tohoky Imperial Univ .Senda i. Japan

For explanation of nymbols. see page 65 . . .

. .

.

'14 '07 '10 '28 '21 '31 'Oi '21 '16

'03

'20 '31 '30 '23 '21 '27

'30 '18 '28 '05 '23

'29 '95

'27 '18 '29

'29 '19 '08 '86

'15 '30

'18 '31

'15 '19

'18 '89 '23 '21 '31

'18

'23 '19

'23 '20

'27 '23 '17 '14 '30 '24 '24 '18 'Bb :25 18

'11 '15 '30 '29 '25 '27 '21 '01

'20 '27 .

MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES 135

Mayer. Lucius W., Min . Engr .. Rogers. Mayer & Ball. 12th Floor 26 Beaver St., New York N . Y .

Maynard. Edward Arthur . Investigator . New Jersey Zinc 'CO ............... . ~ a ~ m e r t b n . P a . *Mayne. Richard D., Asst . Chem., Koppcrs-Rheolaveur Co . .

Coal Exchange Bldg., Wilkes.Rarre. P a . IIMayo . Arthur Donald. South American Development Co ..... .AP t. 655. Guayaquil. Ecuador . Mazany . Mark S . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Box 239. Montvale . N . J . MeAdam . D . J., Jr., Charles B . Dudley Medallist. A.S.T.M., June. 1927. Div . of Met.,

Bureau of Standards . Washington. D . C . MeAfee. Dan S . The Dorr Co .... . Pa r k.Lexington Bldg .. 247 Park Ave.. New York . N . Y . MeAllen . J . L ......................................... 2338 11th Ave.. N .. Seattle . Wash . McAllister. D . B .. Min . Engr .. Lessee of Cia . Minera El Barreno Y Anexas.

Apt . 64. San Luis Potosi. S.L.P., Mexico . McAuli5e . Eugene. Pres .. The Union Pacific Coal Co ... .Union Pacific Bldg .. Omaha . Neb . 9McBrian. J ............................................ 621 N . Aydlotte . Shawnee . Okla . McBride. W . G.. Prof.. Min . Engrg McGill Univ .... Mining Bldg Montreal Que.. Canada . McBride. William J ......... Royal societies Club . S t . James's ~ t . . "~ondon . S.W.I. England . fc -McCaa. George S .. Min . Engr., District Engr., U . S . Bureau of Mines .

4800 Forbes S t .. Pittsburgh . P a . McCaffery. Richard S .. Prof . of Met .. Univ . of Wisconsin .................. Madison. Wis . MeCall. T . L., Chief Min . Engr., Dominion Steel & Coal Corp .. Ltd.,

Glace Bay. N . S .. Canada . McCall. W . C .. Civil & Min . Engr ....................................... Logan . W . Va . IIMcCalIum. George G .. Assayer Cons . Min . & Smelt . Co ............. Trail . B . C .. Canada . McCallum . J ean . Min . & Met . E'ngr.. National Lead Co ..... 722 Chestnut S t .. S t . Louis. Mo . IIMeCamey . J . D ....................................... 36 Fifth Ave .. Sistersville. W . Va .

-Mecart . Robert. J r .. Min . Ehgr ............................ 223 Mills Bldg .. El Paso. Tex . McCarthy . Edward E ......................... Yukon Gold Co.. Ampang . Selangor. F.M.S. Mecarthy . Edward T .. Con . Min . Engr ..

Friars House. 39/41. New Broad S t .. London . E . C . 2 . England . . McCarthu. James F .. Pres . & Mgr.. Hecla Min . Co ...................... .Wallace. Idaho . MeCar t~ . Frank L .. Supt . of' Mines. The Union Pacific Coal Co ........ Rock Springs . Wyo . IIMcCarty . William J.. Asst . Engr .. Fairbanks Exploration Co ......... .Fairbanks. Alaska . McCaakell. J . A .. Min . Engr ........................ 321 Felt Bldg.. Salt Lake City . Utah . McCaske~ . H . D .. Retired ........................... Bora Da Orchards . Central Point. Ore . McCaushe~ . William J., Prof . of Mineralogy . Lord Hall . Ohio State Univ . .Columbus. Ohio . McCay . L. W, Prof .. Inorg . Chem .. Princeton University ............... .Princeto n. N . J .

@-PMeClellan . Robert S .. Min . Engr .. Chief Engr., Golden Center Mines. Inc .. 52 Vanderbilt Ave., New York . N . Y .

McClelland. J . F .. V.P.. Phelps Dodge Corp ................ 40 Wall St.. New York . N . Y . McClenahan . J . Stanley. Met., Union Miniere du Haut Katanra .

26 Broadway. New York . N . Y . McCloskw. H . C.. Min . Engr .......... ..Room 23. Richmond Bldg.. Toronto. Ont.. Canada . McClure. David .................................... University Club. San Francisco . Cal . MeClure. J . N ............................................................ Rose Hill . Va . McCluskey . Sibley Byron. Cons . Met.. The Fresnillo Co .............. Fresnillo Zac Mexico: MeColsin . Leslie A ...................................... 610 Hampton place . .To%lin . Mo . McColloma M . R ......................................... 211 E . Center St.. Anaheim Cal . IIMcCombe . John George . Min . Geol . & Field Engr .. McCombe Bros . Prospectinp syndicate.

Montreal . Que., Canada . IIMcConnell . Charles M.. Asst . Engr.. The Moffat Coal Co ................ Oak Creek . Colo . MeConnell . Frederick S .. V.P .. The Enos Coal Min . Co 308 Euclid Ave .. Cleveland . Ohio .

~ M c C o n n e l l . Robert E .. Min . Engr .. Broker . Foster. ~ c ~ o n n e l l & Co .. 14 Wall St., New York. N . Y .

+McConnell. W . Mynard. .Checker . Engrg . Dept .. Koppers Constr . Co .. 801 Koppers Bldg .. Pittsburgh. P a . . MeCormick. D . Ford. Min . & Civ . Engr.. Mgr.. Cold Spring Min . CO .......... .Ellard. Va . .... . .. MeCdrmiek . George C .. Chief Engr.. General Alloys Co 405 W First S t Boston. Mass

. MeCormick. Henry . Jr ................................... C a m e Bldg .. Harrisburg. P a . . . . .................. IIMeCormiek. Thomas F.. Met .. The U S Aluminum Co .Massen a. N Y . McCormiek . Vanee C ..................................... Bergner Bldg.. Harrisburg. P a

. *McCormick. William T ................................................. .Leland. Mich . MeCosh . A . K.. J r .. Gartsherrie Iron Works ........................ Coatbridge Scotland 0 -Mecourt. W . E., Geol .. Prof . of Geol .. Dean. Schools of Ens.=. & ~rch i t e c tu r ; Wash~ngton Univ .. S t . Louis. Mo . . . ..................................... McCoy. Alex . W .. Marland Oil Co Ponca City Okla

. ............... McCoy. C . E.. Asst . t o V.P.. American Rolling Mill Co ..Middletow n. Ohio

. ...... MeCraney. 0.. Min . Ehgr.. Resident Mgr.. American Foundation Co Nevada City. Cal MeCreath. Lesley. ,Chem., Member . Andrew S . McCreath & Son .

236-242 Liberty S t .. Harrisburg . P a . . . . . McCreery . J . Harold ......................... Room 1604. 8 W 40th St.. New York N Y . . MeCrorken. Eugene P .......... .Room 3525. Internal Revenue Building. Washington. D C

Mecrassin. E . Fnmcis . Cons . Min . Engr., McCrossin & Co . . 82 Beaver S t .. New York. N . Y . w- McCrystle . Jerome. Charge . Mech . Min . Operations. Penn Anthracite Min . Co .. 1636 Nayaug Ave .. Scranton . P a . . .......................................... (t&- McCulloch . Joseph Paul B o x 43. Newville. P a

MeCulloch. William C., Chief Chem., Koppers-Rhiolaveur Co .. 62 Market S t .. Coal Exchange Bldg., Wilkeu.Barre . P a . . .. ... MeCullough. E . W.. Prof.. Min . Engrg Case School of Applied Science .Cleveland. Ohio . ... McCullough . H . F .. Engrg . Mgr.. Philadelphia & Reading Coal & Iron Co .Pottsville. P a . . . .. IIMeCullough. Harold W ................................ 26 S Market S t Shenandoah P a

. ...................................... MeCullough. William A .. The Home Co .Oura Y. Colo

For explanation of symbols . see page 66 .

136 MEMBERS, J U N I O R MIMBERS, ASSOCIATES A N D . JUNIOR ASSOCIATES

McCurdy. E. 9.. Min. Engr.. Utica Min. Co. & Treasurer Min. Co., 576 Mills Bldg., San Francisco, ' Cal.

McCurry. John A., Supt., Bernice AnJhracite Coal Co.. ................ .Russellville, Ark. ........................................... IlMcCutchin, John A.. .Box 463. Okemah, Okla. . MeDaniel, Alexander K.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .660 . Williams St., Denver. Colo.

McDERMID, C., Sec.. Institution of Min. Engrs. & Institution of Min. & Met.. Cleveland House, 226 City Road. London, E. C. 1. England.

McDermott. Allan M., Pres.. El Fuerte Min. Co.. ...... .616 Grant Bldg., Los Angeles. Cal. McDermott. E. D., Cons. Min. E n g r . . .............. The Dene. Boro Green. Kent. England.

. . McDermott, Walter, Min. Enyr., 2a, Guildhall Chambers, Basinghall St., London, E. C. 2. England.

McDevitt, James E.. Cons. E n g r . . . . . . . . . . . . . . . . . . . . . . . .35 West 9th St., New York. N. Y. tMcDonald. Alex. M., Geol.. Geol. Dept.. Anaconda Copper Min. Co.,

526 Hennessy Bldg.. Butte. Mont. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . McDonald, Felix P . . Box 39, Inspiration, Ariz.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . IIMCDonald, James A. . Box 117. Gustine. Cal. McDonald. Jesse F.. Mgr., Down Town Mines Co. . ....................... .Leadville, Cola. +McDonald, John A.. Cons. Engr.. ................ ,867 S. Grammercy PI., Los Angeles, Cal: McDonald, Philip B.. Assoc. Prof., charge of English. College of Engrg., New York Univ.,

New York. N. Y. McDonnell. Harry E., Supt., Blast Furnace Dept., Weirton Steel Co.. . . . . . .Weirton. W. Va. McDougall. B. W. W.. Cons. Min. Eng r . . . . . ,519 7th St E. North Vancouver B C. Canada.

@ ~ ~ c ~ o u s a l l , Donald Hush. .............. ,1223-24 ~ o y a l " ~ a A k Bldg.. ~ o n t r e a l : &e..' Canada. McDowell, Clyde A.. Safety & Personnel Mgr.. Pittsburgh Coal Co.,

1022 Oliver Bldg.. Pittsburgh. Pa. McDowell. John S., Dir. of Research, Harbison-Walker Refractories Co..

Farmers Bank Bldg.. Pittsburgh, Pa. IIMcDowell. Samson. Sectional Foreman, Hudson Coal Co.. ................. .Scranton. Pa. McElroy. George E.. Min. Engr., U. S. Bureau of Mines.. ...................... Reno. Nev. McElvenny. Robert F.. Gen'l Mgr., Western Div., American Smelt. & Refin. Co..

Salt Lake City. Utah. ~ M c E n d r e e , T. A., Safety Engr., Andes Copper Min. Co.. . . . . . . . . . . . . . . . .Potrerillos, Chile.

McFadden, G. C., Min. Engr.. Asst. V.P. of Mines, Peabody Coal Co., 332 S:Michigan Ave., Chicago. Ill.

McFarland, David F.

w ..... . . . . . . . . . . . . . Room 109, Mineral Industries Bldg., Pennsylvania State College, State College, Pa.

McFarland, R. S.. Pet. Geol.. Sunray Oil Co.. .Philcade Bldz., Tulsa. Okla. McFarland. W. H. S., Min. Engr.. Min. Supt., Fairbanks ~ ~ x p l o r a t i o n Co. Fairbanks Alaska. McFarlane, Alexander.. . . . . . . . . . . . . . . . . . . . . . . . ,180 Takazoe-Cho. 3 ~ h b m e , ~eou l , ' Chosen. tMcGill, William M., Asst. State Geol., Virginia Geoloaical Survey. ........ .University, Va. McGonigle. Fritz. Gen'l Mine Foreman. South American Dev. Co.,

Box 655. Guayaquil. Ecuador. McGovern, Rudolph in. & Pet. E n g r . . . . . . . . Room 663, 11 Broadway. New York. N. Y.

b ~ M c G r a t h , T. 0.. Min.. .... .:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ,628 E. 4th St., Tucson, Ariz. McGregor. A. G., Cons. Engr.,

Selection Trust Bldg.. Masons's Ave.. Coleman St.. London, E; C. 2, England. .McIlvain. Edward M., Engr.. ................... Apt. 8a, 333 E. 57th St., New York. N. Y. McInerney. William L, Supt., Heat Treating & Cold Drawing Dept., Pit tsburgh Crucible

Steel Co.. Midland. Pa. McIntosh. F. F., Prof. of Met., Carnegie Inst. of Tech.. ...... .Schenley Park, Pittsburgh. Pa. McIntosh. Frederick Russell. . . . . . . . . .Picker X-Ray Corp., 739 Boylston St. Boston Mass. Mclntosh. Robert. Mill Supt., Calumet & Hecla Cons. Copper Co. ...... . ~ a k ; ind den: Mich. McKaig. W. Wallace.. ................................................. C u m b e r a n d Md. McKanna Edwin A.. ............................. ,801 Columbia St.. South Pasadena. Cal. McKay. G. 8.. Supt.. La Noria Unit, Cia. de Inversiones del Oro, S. A,,

Apt. 11. Sombrerete. Zac., Mexico. McKay. Guy R.. Pres. & Gen'l Mgr., Sphinx Min. Co.. .................... Park City. Utah: McKay. Hood, Engr.,

Room 1554. Broad Street Station Bldg., '1617 Pennsylvania Blvd., Philadelphia.. Pa. McKechnie. B. E.. ........................................... .2378 Elm St.. Denver. Colo.

............................ tMcKechnie. D. C.. Min. Eng r . . Box 1646, Trail, B. C., Canada. McKee. Ar thur G., Contr. & Cons. Engr., Pres., Arthur G. McKee & Co..

2422 Euclid Ave., Cleveland. Ohio. McKee. H. Harper, Geol., Brokaw, Dixon, Garner & McKee., 120 Broadway, New York, N. Y. McKeehan. L. W.. Prof., Dir.. Sloane Physics Lab., Yale Univ . . ......... .New Haven. Conn. McKenna, W. J..'Supt. of Concentrator, International Smelt. Co.. ........... .Tooele, Utah. McKensey. Stanley. Colliery Supt., HebburnlLtd.. . . . . . .Box 4, Weston, N. S. W.. Australia. McKenzie. William Carlton. Jr., ERciency Engr., Muscoda Office, Tennessee Coal. Iron &

R. R. Co.. Bessemer. Ala. McKeown. Maurice R.. Australasian Insti tute of Min. & Met..

Collins Court. 370 Little Collins St., Melbourne. ~ i c . . Australia. McKillop. John. ........................................................ .Address Wanted. M a i m . James, Assoc. Min. Engr., Geol. Survey.. . ,316 Federal Bldg. Salt Lake City. Utah. McKinlay. James. Mech. Eng r . . ................ ,633 Spadin* Ave. 'Toronto, Ont., Canada. McKinlay, William B.. Min. Engr., Assoc. Editor, Engrg. Index sirvice.

29 W. 39th St.. New York, N. 'Y. ........

p- I1 McKinley. Harold L., Student Univ. of Idaho.. Alpha Tau Omega, Moscow. Idaho. McKinley, Leonard, Student, ?University of U tah . . .................. Salt Lake City, Utah.

McKinney, Paul E.. Chem. & Met.. Met. Engr., Bethlehem Steel Co.. ........ Bethlehem. Pa. a- McKinnis. Charles, Min. & Oil. . ....................... .I726 Standard Ave., Glendale, Cal. McKinstw, Hugh Exton, Geol.. Hollinger Cons. Gold Mines. Ltd.. .. .Timmins. Ont.. Canada. McKitteridr. .James J.. Min. Engr.. McKitterick Coal Co.. ......... .Box 486, Jackson. Ohio.

- - For explanation of symbols. see page 66.

i

McKnight. Charles, Asst. Sales Mgr., The International Nickel Co., 61 Wall St.. New York, N. Y.

.............. McKnight, H. S., Canadian Copper Refiners, L t d . . ..Montreal, Que., Canada. McLachlan, C. G.. Concentrator Supt., Horne Copper Co. ......... .Noran&. Que.. Canada. McLain. David. Iron & Steel Fdry. Advisor. Pres. & Mgr., McLain's System, Inc.,

808 Goldsmith Bldg,, Milwaukee, Wis. McLaine. W: L.. Mgr. of Prod., General Pet. Corp.. . . ,1006 Higglns Bldg., Los Angel-, Cal. McLeughlin, Andrew Cyrus. Pet. Technologist, Southern Pacific Co..

739 Subwav Terminal Blde.. Los Aneeles. Cal. - . - . McLaughlin, Donald Hamilton, Prof. of Min. ~ n g r e . , ~ a r v a r d Univ.,

Rotch Bldy., Cambridge. Mass. tMcLaughlin. Dorsey E.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . ,1911 Mills Tower. San Francisco, Cal.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2055 Milan Ave., South Pasadena, Gal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . clean . Frank W. .lo80 Lanark St.. Los Angeles, Cal.

,1515 Santa Baibara St., Santa Barbara, Cal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ,B- Mckish . John, Dir.. Mines Branch, Dept. of Mines of Canada Mines Branch Bldg., ~us se ; St., Ottawa, Ont., Canada.

IIMcLeUan, J. Orville. Student, South Dakota State,School of Mines.. ... .Rapid City, S. D: a ~ M c L e o d , Awus. Mgr., Land & Geol. Dept.. Central Div., Shell Pet. Corp., Dallas Athletic Club Bldg.. Dallas, Tex.

McMahan. Charles H. ............................. .2543 Cass Pl., Huntington Park, Cal. McMahon, F. J.. Mech. Engr., Mgr., McMahon & Cremins. Inc . .......... .Norwalk, Conn. McMahon. G. F.. Chief Chem. & Met., Schweitzer & Conrad.

4431 Ravenswood Ave.. Chicago. Ill. McMeekin. Charles W., Min. Eng r . . ................... .2218 Roosevelt Ave.. Berkeley, Cal. McM!llan, A. S., Gen'l Mgr., Cherryvale Wks., American Steel & Wire Co., Cherryvale, Kan. McMnllan. W. D. ..................................... .8 Sveti Kliment, Sofia. Bulgaria. McMillen, Russell H., Met., Crucible Steel Co. of America,

Ridge Ave. & Reedsdale St.. Pittsburgh. Pa. *McMillin. C. P., care Mrs. C. D. D. McMillin,

32 B. Golders Way. Golders Green Rd.. London. N. W. 11, England. 'McMurray. Ar thur Burton, Gen'l Helper, American Potash & Chem~cal Corp, .Trona, Cal. McNab. A. J.. Min. & Met. Engr., Pres., Mason Valley Mines Co.: V.P.. Magma Copper Co..

14 Wall St., New York, N.Y. ................................ McNabb. J. C., Met., Magma Copper Co.. Superior, Ariz. ................................................... tMcNally. R. T. Box 1162. Tulsa, Okla. McNaugher. David W., V.P. & Treas., Robert W. Hun t Co..

Professional Bldg.. 429 Penn Ave., Pittsburgh, Pa. 1IMcNeil. Clayton Thomas. Instructor in Met.,

Room 601, School of Mines, Columbia Univ., New York, N. Y. McNeil. Emerson D., Gen'l Supt., Iron Mines, The McKinney Steel Co., Bessemer, Mich. ........................ IIMcNeil. 8. W. Box 180 Townsite, Britannia Beach, B. C., Canada. McNeill. Walter F. ......................... ,601 Maclean Bldg., Calgary, Alta., Canada. McNicholas, Frederick 9.. Min. Engr., Mine Supt., The Granby Cons. Min., Smelt. &

Power Co., Anyox, B. C.. Canada. McNutt. V. H.. Cons. Geol., pet. & Potash.. ....... ,926-27 Milam Bldg.. San Antonio, Tex. tMcOmber. M. F.. Sales Engr.. The W. S. Tyler Co ...................... Cleveland, Ohio. McPherson, James D., Gen'l Supt., Mexican Candelaria Co., S. A..

Contra Estaca. Sin.. Mexico. .......... McQueen. H. 9.. Asst. State Geol., Missouri Bureau of Geol. & Mines.. Rolla, Mo. tMcVittie. C. Archibald, Statistical Dept., Roosevelt & Son. 30 Pine St., New York. N. Y. ............................ McWilliams, John R., Pet. Engr.. Skelly Oil Co.. Tulsa, Okla. Mead, Dexter Horace, Supervisor of Methods. Dallas Brass & Copper Co..

2200 N. Natchez Ave., Chicago. Ill. .......................... - Mead. Harry L. Mgr., American Cyanamid Co.. .Brewster. Fla.

....... 9-Mead. Roy G.. Cons. Engr. & Geol.. ,1220 C. C. Chapman Bldg., Los Angeles, Cal. ................... Mead, W. J.. Prof. of Geology, University of Wisconsin. Madison Wis. , -Mewher Edward Min. Engr., Texas Gulf Sulphur Co.. ... .75 E. 45th S t New ~ o r k . ' ~ . Y. Means, Alan H.. i in. Geol. & Engr., American Smelt. & Refin. Co. . ~ a i i Lake City, Utah.

... Means, Ellison C., Pres.. Means Realty Co . . .Second National Bank Blda., Ashland, Ky.

....................... Means, John H.. Cons. Geol. & Min. Eng r . . .R. 2. Bennington, Ind. ..................... tMebs Envin H., Chief Met., Ohio Steel Foundry Co. . .Lima, Ohio.

Mee, whitney P., care Julius Kruttschnitt, Resident Dir., Mt. Isa Mines, Ltd., Mt. Isa. Queensland. Aust. via ~ o w A v i l l e .

................ Meehan Augustus F.. Pres., Ross-Meehan Foundries.. Chattanooga. Tenn. Megrad, Herbert A.. Met. Engr., V.P., Corchera International., . .Apt. 164. Sevilla, Spain.

....... w- Mehl, Robert F., Research Labs., The American Rolling Mill Co.. .Middletown. Ohio. . Meier, A. J.. Chief Engr., Rockwood Corp. of America.. ,812 Security Bldg., St. Louis. Mo.

Mein. William W. .................. Room 1400. 315 Montgomery St.. San Francisco, Cal. Meissner, Clarence E., Stainless Steel Corn., U. S. Steel Corp.. 71 Broadway. New York. N. Y. ..................... Mejia M., Alfonso, Engr.. Cia. Colomblana de Tabaco. Cali, Colombia. Mekler, L. A., Combustion Engr., Universal Oil Products Co..

310 S. Michigan Ave.. Chicago, Ill. ............................. Meland, Norman. . ,707 Braniff Bldg., Oklahoma City, Okla.

Melcher, Arles Francis, Cons. Pet. Engr., Owner. Pet. Engrg. Labs., 1137 N. Cheyenne Ave.. Tulsa, Okla.

............................. t ~ ~ l l i ~ h A. H Chem.. care Tacoma Smelter. Tacoma, Wash. Me.lwn,'~atha;ie~ W.. V.P. & Gen'l Mgr.. Buffalo Bronze Die Cast Corp.,

100 Arthur St.. Buffalo. N. Y.

re . Trinidad. B. W. I. ' '2R :obourg. Ont., Canada. '24

For explanation of symbols, see page 65.

138 MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES

Melville . A . G.. Cons . Geol .............................. 3444 Redwood Ave .. Venice. Cal . Melville. G . P., Asst . Prod . Supt .. The Burmah Oil Co., Ltd .. Chauk. Upper Burma. India . IlMelvin; Byron H ......................................................... Weldon. 111 . Menaglia . Victor A .................................... 923 Grant Bldu.. P i t hbu rgh . P a .

a - M e n a r d i . H . B ............................... 5327 Live Oak View Ave.. Eagle Rock. Cal . Mendeleahn . Albert . Gen'l Mine Supt., Champion M~ne. Copper Range Co . .Painesdale. Mich . .................. -Mendenhall, Walter C.. Chief Geol.. U . S . Geol . Survey Washington. D . C .

........................ W-N Menefee. Arthur B .. Min . Engr ..Route 1. Box 117 . Pasadena. Cal . Menke . John G .. Oil Well Drilling Contractor & Operator

222 ~ a i g o n e r Bldg .. Wichita Falls . Tex . . .. . .. ................. . Menke William J Asit Supt Shenango-Penn Mold Co .Sharpsville. P a Mennell. J . Leslie. Min . & Met . Engr .

1206 'star Bldg., 80 King St., W., Toronto. Ont., Canada . ....... Menshih . Nicohus N .. Min . & Met . Engr .. South Works. Illinois Steel Co Chicago . 111 . ......................... F - -Mentzel . Charles. Cons . Engr .... : 11 Broadway. New York. N . Y . Mercer . John W.. South America r. Dev . Co .................. 19 Rector S t .. New York . N . Y .

p t ~ e r c e r . Marion. Asst . Curator. Div . of Geol . & Mineral Industries . Museum of Science & Industry. 1626 E . 631.d S t .. Chicago. I11 .

Mereur. R A .. Jr.. Supt.. Open Hearth. John A . Roebling's Sons Co ....... .Roeblin g. N . J . Meredith . David 0 .. Gen'l Supt., Electrolytic Zinc Co . of Australnsia Ltd .

Box 634 B. G . P . 'o., Gobart. Tasmania . ........ Meredith . William F.. Pres.. Titanium Alloy Mfg . Co 60 John St.. New York . N . Y . Sn, Merica . Pau l D .. J U I I L ~ S Do~iy las Medallist . A.I.M.E., 1929; Asst . to Pres., International Nickel Co .. Inc., 67 Wall S t .. New York. N . Y .

Merlin. Robert. Sociedad Minero-Metalurgica Zapata Portman. Por tman Prov . de Murcia. Spain .

Merrett. W . H., Matthey Prize. Royal School of Mines. 1901; ' ~ s s t . Prof . of Met., Royal Scho-ol of Mines. London . S . W . 7. England .

Merrill . Alden . Tech . Supervisor. Buffalo Branch. The American Brass Co ... .Buffalo. N . Y . Merrill, Charles W .. Jalrzes Douglas Medallist . A.1.M.E .. 1924; Met . Engr., Pres .. The

Merrill Co., 343 Sansorne St., San Francisco. Cal . MerriU . Charles W ...................................... 102 Kirkwood Rd.. Clarendon . Va . Merrill . I . L ................................. 826 N . Peninsula Dr.. Daytona Beach . Fla . IIMerrill . I r a W ................................... 2334 Marvin Ave .. Los Angeles . Cal . tMerrill. L . Kenneth . Head . Process Engrg . Lab., National Carbon Co .. Inc., Fostoria . Ohio . Merrill. M . E ........................................... 1448 Dorothy Dr.. Glendale . Cal . Merrill. Millard W.. Asst . t o Mgr.. U . S . Metals Refin . Co ................. .Carteret. N . J . Merrill . 0 . C .. Chairman. American Committee. World Power Conference.

1419-21 Chrysler Bldg .. New York . N . Y . Merrill . Pomeroy C .. Min . Engr ......................... 112 E . 10th St.. New York . N . Y . Merriman . Thurston C.. Met.. Seymour Mfg . Co .......................... Seymour. Conn .

a- erri in. Harold W ............................ .Room 616. Post Office Bldg .. Portland. Ore . Merriss . M . H .. DuPont Ammonia Corp.. DuPont Experimental S ta ...... Wilmington. Del . .................... Merritt . Floyd C .. Mgr.. Elliott Core Drilling Co Box 65 . Maywood . Cal . Merritt. John W .. Cons . Geol ................................ 316 Atlas Bldg.. Tulsa. Okla . . .. . .... . . . Merritt Roy W, Sec The Caribbean Pe t Co 28th Floor 80 Broad St.. New York. N Y Merryweather . Hubert . Bethlehem Steel Co ................................ Bethlehem . P a .

a - M e r t e n . William J.. Met . Engr.. Lyon, Inc ............................ Asbury Park. N . J . Mesney . R . J .. Min . Engr . & Asst . Supt., Cerro de Pasco Copper Corp.,

Goyllaris~uisga . Peru . +le s se r . Lisle R .. Big Chief Mine ...................................... Middletown . Cal . *Messing . Lewis W ................................................... 4 .Armour. S . D . tMessmger . Ferrand ............................................ R. F . D.. Accord . N . Y . Messler . Eugene L .. Pres .. Eureka Fire Brick Wks.,

1507 First National Bank Bldg., Pit tsburgh . P a . tMessmore . Harold E ....................................... Tarkio College . Tarkio. Mo . Messner . Martin C.. Supt . of Concentration .... Giesche Spolka Akcyjna. Katowice. Poland . Metcalfe . G . W .. Met .. Cons . Engr., U . S . Smelt., Refin . & Min . Co ..

1 Sta te S t .. Boston. Mass . Metscher. E . A .............................................. Casilla 674. La Paz . Bolivia . Metz . Gilbert F.. Div.' Sales Eng r .. Hardinge Co.. Inc ......................... ..Yor k. P a . Metzgar . L . H .. Gen'l Supt.. Alaska Juneau Gold Min . Co ................. .Juneau. Alaska . . M/- Metzger. William G .. Safety Engr .. Hudson Coal Co ...... 424 Wyoming Ave.. Scranton . P a . Mewhirter . Sydney A ............. .Tzvetmetzoloto. Centr Vetoshnyi per 16. Moscow . U.S1.S.R.

Ckh/- Meyer . .Andrew. Min . Engr .............................. 2641 E 93rd S t . Cleveland Ohio . f t M e u e r . (Mrs.) Andrew ................................ 2641 E.' 93rd st..' levela and: Ohio .

% tMeyer. D . W., Engr .. with Ralph E . Davis . Inc., 1710 Union Bank Bldg .. Pittsburgh . P a . Meyer . F . N .. Tech . Superv~sor. Waterbury .Branch. American Brass Co., Waterbury. Conn . *Meyer . James 8 ........................................................ .Bellefont e. P a . - TMeyerhoff . .Howard A .. Asst . Prof . of Geol.. Smith College .......... .Northampto n. Mass . Meyerovitch . Joseph. care Syndicat Industriel pour le Commerce Exterieur .

33 Boulevard Haussmann. Paris. Ffance . Meyers. J . Lawrence . Asst . Smelter Supt .. U . S . Smelt .. Refin . & Min . Co ..

Box 234. Midvale Utah Meyers. Paul W .. See ..Tress.. Garner Royalties Co .. Ltd . . 217 Kent Bldg .. Long ~ea 'ch . ~ a l : Meyerc. William R.. The Cleveland-Cliffs Iron Co ...................... ..Ishperning. Mich . Middelkamp . Leroy L ..................................................... ..Conroe . Tex . . *Mikuls George W .. Standard Gasoline Co .............................. Los Angeles . Cal . *Milam . H . Stuar t .............................................. Box 2116. Norman. Okla . IlMilano . Leonard . Industrial Engr.. Minneapolis Gas Light Co ......... .Minneapolis. Minn . tMilek . Andrew . Chief Geol., Mexican Sinclair Pe t . Corp ..

Apt . 241 Tampico . Tamps Mexico Millar . C . R .. Min . Engr ................ 18 S t . Swithin's ~ a n e . . London. E . C . 4. . ' ~ n ~ l a n d .

For explanation of symbols. see page 65 .

MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES

9 +Mlllar . E . S., Fields Agent. Indo-Burma Pet . Co., Ltd Box 132 Rangoon Burma . India . mM11lar. William B .. Geol .......................... 110. '~orningside Dr.. N;W York. N . Y .

Millard . Frank W.. Min . Engr ............................... .Ely. White Pine Co.. Nev . ==Millard . William John . The Engineers Club .............. 32 W . 40th St.. New York. N . Y . .................................................... . . . Millen J D .Launcesto n. Tasmania . .. .............. . Miller: Archibald Mine Supt Loyalhanna .Coal & Coke Co .Cairnbrook. P a

Miller Benjamin L .. Prof . Geol . Lehigh University ....................... .Bethlehem. P a . ~ i l l e r : Charles L .. V.P. & ' ~ e n ' l 'Supt., The American Steel & Wire Co ..

828 Frick Bldg., Pittsburgh. P a . Miller. D . I .. Works Mgr .. James B . Clow & Sons ....................... .Coshocto n. Ohio .

. ...................................... Miller . Donald G 620 E . 86th St.. New York . N . Y . IlMiller. Edward C .. S t . Joseph Lead Co .................................... .Monac a. P a . Miller . Emory T.. Min . Engr . . . . . . . . . . . . . . . . . . . . . . . . . . . . 436 Passaic Ave.. Passaic. N . J . Miller.. H . C .. Senior Pet . Engr., U . S . Bureau of Mines .

606 Custom House. San Francisco. Cal . ?Miller. Harold Hudson. Bethlehem Steel Co ......................... .Lackawanna. N . Y .

5 - ~ i l l e r . J . Alfred. Asst . to Pres., Vanadium Corp . of America . . Oliver Bldg .. Pittsburgh. P a . ...................... Miller. J . Charles. Pet . Engr .. U . S . Geol . Survey Washington . D . C . Miller. J . Edwin. Pres .. Lewistown Culvert Co .

803 ~ i r $ t National Bank Bldg., Fort Wayne. Ind . Miller . James 9.. Dir . of Research. Lehigh Coal & Navigation Co ........... .Lansfor d. Pa .

................................ Miller . Leonard B .National City Bldg.. Cleveland. Ohio . ..................................... +Miller . Raymond M .. Met Route 1. Snohom~sh. Wash .

Miller . Robert K .. Chief Chem . & Assayer. Shen~ndoah-Dives Min . Co ..... .Silverto n. Colo . +Miller. Roy Francis . Republic Min . & Mfg . Co ........................... .Bauxite. Ark . Miller . S . P.. Tech . Advisor. The Barrett Co ................ 40 Rector St.. New York. N . Y . .............................. Miller. Spencer Box 1058. The Cedars . Laguna Beach . Calc I/Miller . Thomas H.. U . S . Bureau -of Mines . Univ . of Utah .......... Salt Lake City . Utah . Miller . Virgil . Met .. U . S . Bureau of Mines ........................ Salt Lake City. Utah .

...................................... Miller. W . D .. Geol 942 Kennedy Bldg.. Tulsa. Okla . Miller. Walter . V.P.. Continental Oil Co ................................ Ponca City. Okla .

............................ - Miller . Walter B.. Utilities Coal Corp . Inc Wallins Creek. Ky . Miller . Wilber B .. Met., Research ~ a b . . Union Carbide . & Carbon Research Labs., Inc.,

Thompson Ave . & Manley S t .. Long Island City . N . Y . ............................... +.Miller. Willard L 2647 W . 16th S t .. Oklahoma City. Okla . 0 *Miller William C . Geol . Engr . . . . . . . . . . . . . . . . . . . . 1466 MarBoro Ave.. Wilkinsburg. Pa .

~ i l l i g a n . William E. . Asst . Prof . of Met., Sheffield Scientific School . Yale Univ., New Haven . Conn .

Millikan . C . V .. Amerada Pet . Corp . . . . . . . . . . . . . . . . . . . . . . . .Petroleum Bldg.. Tulsa. Okla . ........................... Millikan. Carl E .. Min . Engr 12225 Harvard Ave.. Chicago . I11 .

Millington. William Parkes. Min . Engr .............. 612 Markle Bank Bldg .. Hazleton. P a . .......................................................... Milliron. George .Hillsville. Pa .

........ Mills . Carl E .. Chief Mine Engr.. United Verde Copper Co Box 1462. Jerome. Ariz . Mills. Charles Peale . Chief Engr.. Empire Steel Castings. Inc . . . . . . . . Box 486. Reading. Pa . +Mills . Edwin 8 .. V.P. & Gen'l Mgr . of Sales. Illinois Steel Co ..

208 S . La Salle St., Chicago. I11 . -Mills . Edwin W .. Cons . Min . Engr., Mills & Manning. Inc ..

Hui Chang Bldgs., Rue Linevitch . Peking. China . ................................ Mills. H . F.. Mgr.. Mutual Coal Co Box 406 . Gallup . N . M .

?Mills . Hiram F.. Min . Geol.. American Zinc Co . of Tennessee .............. .Mascot. Tenn . Mills . James W .. Supt.. Open Hearth Dept .. Granite City Steel Co ........ Granite City. I11 . Mills . Louis D .. Met .. The Merrill Co ..........:..... 343 Sansorne S t .. San Francisco. Cal .

-Mills. R . Van A .. V.P. & Gen'l Mgr., Hudson's Bay Oil & Gas Co., Ltd .. 516 Lougheed Bldg., Calgary . Alta., Canada .

.. . . . . . . . . . . . . . . . . . Milne. Morgan C .. Gen'l Supt.. Low Volatile Coal Co ..Concha. W . Vr . Milton. Maxwell C.. Geol.. Du Vax Moore Co . . . . . . . . 212 California St .. San Francisco. Cal .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Milward . Miles S 1731 La Loma Ave.. Berkeley. Cal . ...................... Minard; Frederick H .. Min . Engr 41 kas t 42nd .St .. New York. N . Y .

............... .. . ?Miner . H. H.. Pres . The Steel Supply Co .26 30 N Curtis S t Chicago . Ill . Minister . Percy F., in. Engr . & Geol .. Ingersoll-Rand Co .. 400 W . Madison st':. Chicago. I11 .

.................... Minor . C . Edward . Gen'l Supt .. Tennessee Copper Co .Copperhill. Tenn . ............... Mlntrop . Ludger . Professor der Technischen Hochschule .Bresla u. Germany . .............. . Misangyi . William. Prof .. Technical Univ .. I . Muegyetem Budapest Hungary .

....................... . IIMisener . Ray H.. Level Boss . Braden Copper Co .Rancagua. Chile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. M~ser. Hugh D.. Geol.. U . S . Geol . Survey Washington. D C.

............................................... . . . . +Miah. E . H 1 E 42nd St.. New York. N Y . . . . . . . . . . . . . . . . . . . . . . . Mishler . R . T .. Lucky Tiger Combination Gold Min Co Douglas Ariz . . . . Mitchell D . P .. Min . Engr . . . . . . . . . . 3. Melbury Road Kensington. W. 14 London England . t ~ i t c h e i l . David R .. Instr., Dept . of Min . Enprp., Univ . of Illinois.

212 Transportation Bldg., Urhana. I11 . Mitchell. Graham John. Min . Geol ..... .Geneva House. Johannesburp. Transvaal. S . Africa .

........ . Mltchell . H . H.. Sec . & Treas.. General Crushed Stone Co Drake Bldg.. Easton. P a ................ . Mitchell. Harold G.. Supt.. Ophir Mono Mines . Inc Box 117 Stockton. Utah .

................................................... . +Mitchell. John F Bells Landing. P a . . . . Illitchell . Kingsley C ....................... Calle Abasolo 859 Monterrey N L.. Mexico .... .. . Mitchell . Pentecost. Gen'l Mgr.. Oliver Iron Mining Co 605 Wolvin Bldg Duluth. Minn Mitchell . Russell S .. Supt., Annandale Mine. Pittsburgh Limestone Co.,

Boyers . Butler Co., P a . .......... . . 'h&'Mitchell . W . E.. Supt.. Zinc Plant. Anaconda Copper Min Co Great Falls. Mont

................ . . . Mitchell Walter L M$r.. Tiffany & Co . Factory Forest Hill Newark. N J . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . hk- itche ell: Walter M 112 N 34th St.. Philadelphia. P a Mitchell-Roberts. J . F., Met . Engr .. Oliver United Filters Inc ..

33 W . 42nd S t .. New York . N . Y . For explanation of symbols. see page 65 .

Morfit. C . C., Cons . Engr .. Partner. Stuart. James & Cooke. Inc., 17 Battery PI., New York. N . Y .

Morgan. A . L .. Engr., Dev . & Research ~ e p t . , Dominion Engrg . Wks., Ltd., Box 3150 . Montreal. Que., Canada .

Morgan. Arthur E.. Supt.. Melcroft Coal Co . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Coxto n. KY . Morgan Earl0 Gibbon Min . Engr.. Georgin Kaolin Co ................... .Dry Branch. Ga . * ~ o r ~ a A . Edward ~ k i ; l . Engr .. The Union Pacific Coal Co . . . . . . . . . . . . Rock Springs . Wyo .

-Morean. George D .............................. Ricker & Dodson Bldg.. San Angelo. Tex . 3 Morgan. Hai ry J.. Met.. Oil Well Core Drilling Co . . . . . .215.W. 7th S t .. Los Angeles. Cal . Morgan . James W.. C . A . Hughes & Co: ........................... Box 28 . Cresson . P a . tMorgan . Jesse R .. Dean of Faculty. Colorado School of Mines ............. ..Golden. Colo . 5 -*Morgan . Raymond A .. U . S . Bureau of Mines ............ 4800 Forbes S t .. Pittsburgh . P a . Morgan . Thomas F.. Chief Min . Engr . Madeira Hill Coal Min . Co ....... .Philipsbur g. P a . Morgan. W . Trefor. Chief Met.. ~ a y l o ; Instrument Cos ...... 95 Ames S t .. Rochester . N . Y .

. Morganroth . Lee C.. Pittsburgh Athletic Assn .... Bigelow Blvd . & 5th Ave.. Pittsburgh. P a . tMorley . James H .. Supt .. American Rutile Co ................. .Roselnn d. Nelson Co.. Va . Morley . Walter S .. Asst . Prof .. Met.. .Uni v. of Cal ...... Hearst Mining Bldg.. Berkeley. Cal . Morrell. Foster. Pet . Engr . U . S . Geol . Survey ........................ Washington. D . C . Morrill . A l k r t Harrison. s h e s Engr.. Morrill & Morrill . . . 30 Church St.. New York. N . Y . Morrill . Weston. Met . Engr.. General Electric Co ......................... .Pittsfleld. Mass . tMorris . A . Ferd.. Geol.. Empire Gas & Fuel Co ....................... .BartlesvilIe. Okla . Morris . Alen. Research Ene r .. Bridgeport Brass Co ..................... .Bridgeport. Conn . Morris. Albert Wood . Dir . of Research . Moore Drop-Forging Co .......... Springfield . Mass . Morris. F . 'L.. Min . Engr ...................... 1067 Monadnock Bldg.. San Francisco . Cal . Morris . Francis T., U . S . Mineral Surveyor. Corry & Morris.

22 W .. Granite St., Butte . Mont . Morris . Frank G . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2628 38th Ave.. N .. Birmingham. Ala . Morris. Frederick K., Prof . of Structural Geol.,

Room 4.352. Mass . Inst . of Tech., Cambridge. Mass . F -Morris. George E.. Asst . Gen'l Foreman. Andes Copper Min . Co ......... .Chanaral. Chile . Morris. Harry T.. Met . Engr.. Bethlehem Steel Co ........................ ..Bethlehem. P a . Morris. Henry C . . . . . . . . . . . . . . . . . . . . . . . . . . . The Shoreham. Apt . 1044 . Washington. D . C . Morris . James . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Queen Victoria St.. London. E . C.. England . IlMorria. Lee McClure. Asst . Geol . & Min . Engr .. West Virginia Geol . Survey.

Box 879 . Morgantown . W . Va . tMorris. Richard J.. Church House . . . . . . . . . . . . . . . . . . 12th & Walnut Sts .. Philadelphia. P a . Morris . Robert H., Min . Enar., Gen'l Mgr., 'The Gauley Mountain Coal Co., Ansted. W . Va . 2- Morns . . Walter J .. Pres . 8i Gen'l Mgr.. The National Fuse & Powder Co ..

3801 Delgany S t .. Denver. Colo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Morris William R Box 236. Boise Idaho . IIMorrison . Allan A .. Assayer. Jack Waite Min . Co .......................... .Duthi e. Idaho . Morrison. Frank G .. Supt.. Illinois Powder Mfz . Co . . . . . . 1652 Pierce Blda.. S t . Louis. Mo .

%-Morrison. H . A.. Sales Engr.. Oliver United Filters Inc .... 33 W . 42nd St.. New York. N . Y . Morriaon. Montford. Cons . Engr., Westinghouse X-Ray Co.. Inc.,

21-16 Forty-third Ave., Long Island City. N: Y . Morrison. Richard C.. Molybdenum Corp . of America ............................ York P a . Morrison . Thomas . . . . . . . . . . . . . . . . . . . . . . . . . . . H i a h l a d Blde.. East End ~ i t t s b u r g h ' P a . Morrison William J .. Supt.. Toronto Municipal Farms . . . . . . . . . . angstif iff. Ont .. ~ d n a d a . Morrow. )Alex . E. . Div . Engr.. Woodward Iron Co ..............:. : ..... . . . .Woodwar d. Ala . Morrow . James Bain . Research Engr., Pittsburgh Coal Co., 1135 Oliver Bldg .. Pittsburgh . P a . Morrow; J . G .. Met . Engr .. Steel Company of Canada. Ltd ....... .Hamilton. Ont.. Canada . Morrow . L . .Wayne . Chief. Designing & Estimating Div .. Morrow Mfg . Co .. Wellston. Ohio . Morse . Charles W., Min . Engr .. Concentrating Eng r .. Washoe Reduction Wks.,

Anaconda Copper Min . Co., Anaconda. Mont . Morse . George H., Min . Engr .. Mer., Northern Coal Mines . Republic Steel Corp.,

1743 Oliver Bldg .. Pittsburgh . P a . . . ......................................... . Morse H W Box 840. Stanford University. Cal Morse. Philip S . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167 Walnut St.. Brookline . Mass . Morse. Roy Robert. Geol., Shell Co . of California .

429 Higgins Bldg., 2nd & Main Sts., Los 'Angeles. Cal. . Morse . Willard S . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 526 Adelaide Dr.. Santa Monica. Cal

Mortensen. Emil. Supt., Blast Furnace & Coke Works. Oxelosunds Jarnverkaaktiebolag . Oxelosund . Sweden .

. .&rtsell. Knut W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Boliden. Sweden Mortsell. Sture G .. Min . Engr., Bolidens Gruvaktiebola~.

Vastra T rad~a rdsga t an 17. Stockholm . Sweden . . . .............. . -Mosehauer. Edward. V.P.. Metals Sales Corp 26 Broadway New York N Y ' M o m . W e l e i g h S., Cons . Ehgr .. V.P., National Pigments & Chem . Ca . 111 Broadway. New York . N . Y .

Moses . F . G ............................................................ .Address Wanted . Moses. H . F., Cia . de Gas y Combustible "Imperio" S . A ..

Apt . 285. Tampico . Tamps., Mexico . Moses . Horace. Gen'l Supt.. Gallup American Coal Co ..................... .Gamerco. N . M . Moses. Thomas. Pres.. H . C . Frick Coke Co ...... Room 1316 . Carnegie Bldg.. Pittsburgh. P a . Mosman . P . A .. Met .......................... .Room 6003. 233 Broadway . New York. N . Y . . Mosonyi. Emil ............................ Apt . Postal 1ll.Bis. Mexico City. D . F.. Mexico

, S -+Moss. Frank A ........................ .Australasia Chambers. Perth. Western Australia . *Moss. H . C.. Prod . Ehgr .. Fulton Ice Co .................................... .Fulto n. Ky . JIMotok. George Thomas . Battelle Memorial Insti tute ........ 505 King Ave .. Columbus Ohio . +Matt. Garret. Pres .. Pinto Valley Co ....................... 43 Cedar St.. New ~ o r k . ' N . Y . Mott. Leslie C.. Min . Engr ............ 2300 Pacific Ave.. San Pedro. Los Angeles Co .. Cal .

For explanation of symbols. see page 65;

142 MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES

1 q- Motter, W. D. 8 . Jr.. Min. Engr.. Asst to V.P.. The Chile Exploration Co., 25 Broadway, New York, N. Y.

Mots, Ralph L.. .................................... : .............. .Box 919, Bisbee, Ariz. Mwbrsp John M Min. Engr. .................... ..Chipoli, Shamva. Rhodesia, S. Africa. MouUn, babriel F:'A.. Ingenieur civil des Mines,

12 Rue Alexis Quirin, Villiers sur Marne, Seine e t Oise, France. Moulton, Gail F.. Electric Bond & Share Co.. ............. .2 Rector St.. New York, N. Y.

4 Moulton, H. G.. Cons. Min. Engr . . ....................... ..20 Pine St., New York, N. Y. Modton, John C ................................ .6829 Rugby Ave., Huntington Park. Cal. Mower, Lowell Kendall.. ..................... .Wittenburgerweg 7. Wassenaar, Netherlands. +&ye. Berteh W.. Mill Foreman & Chem.. Pend Oreille Mines & Metals Co.,

Metaline Falls.. Wash. ..................................... .I129 Lyons St., Hammond, Ind. O Y ~ G W. Irwin. Overseas E n ~ r . , California Culvert Co.,

4 bis .rue de 1 'Hipp~rome. Suresnes, Seine. France. M-cc. Ludovic. Prof., Univ. of Bucharest; Dir., Geol. Survey of Romania.

Bucharest. Romania. tMrkvieka Gustavus A., Asst. Sec. & Treas.. .... .Room 1501 14 Wall St. New York N. Y.

-Mudd, H. 8.. .......................... .I206 Pacific ~ u t u a i Life Bldg., 'LOB ~ n g e l & , Cal. . *Mudgett, Philip B.. Min. Geol., Mayflower Mine of Shenandoah-Dives Syndicate

~i lvdr ton, Colo. MueUer, Frank. Chem. Engr.. ........................... ..40 Rector St., New York, N. Y. Mueller. William A.. Cons. Met. & Min. Engr., Prof.. Non-Ferrous Met.. Met. Dept, Ohio

State Univ., Columbus,. Ohio. Mueuer. E. E.. Cons. Geophysicist, Asat. Prof., Dept of Physics, New York Univ.,

Washington Square, New Yqrk. N. Y. P==+fuir. Downie Davidson, Jr.. .............................. .Box 1786, Salt Lake C~ty. Utah.

*Muir J. Lawrenee. Graduate Student in Geol. Univ. of Oklahoma.. ........ Norman, Okla. MdL 'JMg&r K, Darlington Rustless Steel & 1;on Co.. Ltd . . ......... .Darlington England. IIMullikm, Albert Edgerton. ........................ .I28 Reed Ave:. Pelham ~ a A o r . N. Y. Mulock. Fred 8, Engr.. U. S. Smelt. Refin. & Min. Co.. .......... 1 State St.. Boston. Mass. Monger; Charles H.. ................................... ,3901 Greysolon Rd., Duluth, Minn. Wunn . John Frederie.. ... l ............................ 1 4 2 Morrison St.. Madison, Wis. MUM., Ernest. . ............................... .Casilla 17. Correo Nunoa, Santiago. Chile. Munoz. Paul, Lautaro Nitrate Co.. Ltd.. ............................. .Antofagasta, Chile. *Munoz, Robert R.. Pet. Geol., Pet. Finance Corp.. ....... .42 Broadway, New York, N. Y. Munro, A. C., Gen'l Supt. of Mills, Britannia Min. &-Smelt Co..

Britannia Beach. B. C Canada. Munro. Charles H.. Min. Engr. ..................... ,1109 Hobart Bldg.. ,Sari ~ r a n 2 s c o . Cal. Munroe. Charles E:. U. S. Bureau of Mines.. ............................ Washington, D. C. Muproe Harold 8.. Min. Engr.. Newmont Min. Corp.. ....... .l4 Wall St., New York, N. Y. ~nmoe.' Henry S.. Cons. Engr., Emeritus Prof. of Mining ............... .Litchfield. Conn. Murukami. Kiiehi. Mill Supt., The Sumitomo Besshi Copper Mine,

Sobiraki, Niihama, Ehimeken. Japan. Murphy Franklin Mac.. ....... .LOB Flares Apts. 513 Fair Oaks Ave., South Pasadena Cal. ~ u r p h y : George A.. Supt.. Sprina Canyon Coal ~ d . . .................. Spring Canyon, btah. Murphy. J. G., Dist. Mgr., Worthington Pump & Machinery Corp.,

2424 Enterprise St. LOB Angeles .Gal. Murphy, Pad'R., Geol.. International Smelt. Co. .. .808 Kearns Bldg., s a l t Lake City, ' ~ t a h . Murphy. Thomas. Supt. of Mines. Roslyn Field, Northwestern Improvement Co..

Roslyn. Wash. Murphy. Tho- D.. ......................................... Box 866. Bonne Terre. Yo. '$I nrray. Charles B., Partner. Crowell & Murray, Inc..

2830 Washington Ave., Cleveland. Ohio. +Murray. George F., Sales Mgr.. Ores & Metals Dept. Bowring & Co.

Room i430. 17 Battery PI., New York, N: Y. IMnrr8y. George H ................................................. Mail held by request. kI wray, EL M., Gen'l Mgr.. Mount Lye11 Min. & Railway Co., Ltd., Queenstown, Tasmania.

............. Murray, Vernon 0.. Safety Engr.. Union Pacific Coal Co. Rock Springs Wyo. . Murrie, J. L. .......................................................... .Address wanted. Mushketov, Dmitri, Min. Engr.. Prof. of Geol., Mining Inst.;

21 linie, Was. 0.. Leningrad U S S R Mutz. Herman J.. Supt., Frood Mines, International Nickel Co.. . . . . .Sudbury bnt:, danada: My- Desaix B., Min. Engr., Asst. Chief Geol., Union Oil Co. of ~al i fornia :

Union Oil Bldg.. LOB Angeles. Cal. Myers, John F.. Mill Supt.. Tennessee Copper & Chem. Co.. ............. .Copperhill, Tenn. Myers, W. M;... .................. .Apt. L-226, 95 Beekman Ave.. North Tarrytown, N. Y. Myhren. Arne J., Research Chem., Research Div.. The New Jersey Zinc CO. (of Pa.)

palmerton' Pa. bLplius, L. A., Cons. Pet. Engr.. ...................... ,226 W. 20th Ave.. Hutchinson, 'Kan. +Myners Thomas F.. Min. Engr.. Witherbee, Sherman -& Co .............. .Mineville, N. Y. &- t M ' H . A. W.. Thomas Cook & Son. . ......... .l3 Promenade des Anglais. Nice, France.

Nabeshfrna, ~omotoshi. Min. Engr.. Mgr., Min. Dept.. Kenjiho Wks.. Mitsubishi Iron & Steel Co., Kenjiho, Kokaido, Chosen. (Korea).

Naething. Foster 8.. ...................................... .3100 Elm Ave Baltimore Md Na-, Takeo.. ....................... .Osaka Rikugun Kosho ~igashi-k;, Osaka, japan: Nagel. Conrad Frederick, Jr.. Technical Dept., Aluminum Co. df America,

2400 Oliver Bldg., Pittsburgh. Pa. Nagel Theodore, Engr.. .................................. .60 Orange S t Brooklyn, N. Y. ~ d t o : Hisshiro (Kogyoka) Retired. Supreme Adviser, Nippon Oil Co., ~td:,

Marunouchi. Tokyo, Japan.

For explanation of s~mbols, see page 65.

MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES 1

Nakagawa . 9 .. Min . Engr .................. 338 Seijo Aza Kita Kinutamura. Tokyo . J apan . Nakai. Shiro Dir Mitsui Min . Co ................. 1 ~ u r u g a c h b Nihonbashi. Tokyo. J apan . Nakane. Hajjme. ~ n g r . , Engrg . Depts., Mitsui Tagawa Colliery.

Gotoji; . Tagawa.gun. Fukuokaken. J apan . Nakaye. Seizo. Nakaye & Co ........... 2 S . Imabashi 2 Chome. Higa8hi.k~. Osaka . J apan . ................... Nalen. J . Leo . Constr . Engr 8 Grosbeak Rd Bryn Mawr Yonkers . N . Y . Naramore. Chester . Hope Engrg . Co ..................... .14i'Broadway. ~ e w York. N . Y . ....................................... - Nash . Howard . F B o x 10 Bandoeng Java D . E . I . ................................ .. . . . . $- Nash. Willard H Engr 69 S t ma place: ~uffa ' lo N Y tNass. Chester V.. Supt.. Brass Foundry. Fairbanks Morse & Co ............. .Beloi t. Wls . . 'Naudin . Leo V .. c/o J . N . Goddard .................. Apt . 141 . Chihuahua. Chih .. Mexico . 'Navroeky. Edward R . Min . Engr ........................ 136 Brick St.. Dickson City . P a . ........................ Nead . John Hunter. Chief Met.. Inland Steel Co Eas t Chicago . Ind . .............................. Neal. Charles A .. Mgr.. Domado Lead & Zinc Co Miami . Okla . ....................................... Neal . Homer C 140 N . Main St.. Southington . Conn . 'Neal. Kenneth R .. Mgr.. "N . B." Min . Co .................... 312 E . 7th St.. Galena . Kan . Neale. Arthur. Min . Engr .......................... 198 W . Prospect Ave.. Pittsburgh . P a . .................................. Neale. James B.. Pres .. Buck Run Coal.Co Buck Run. P a Neale . Laurance I .. Sales Mgr., Atlantic Gypsum Products Co Inc .

40'kectdr S t .. New York. N . Y . Neale Milton M.. Supt .. Donora Zinc Wks American Steel & Wire Co ...... ..Donors. P a . t ~ e a i e . Walter Garfield. Mgr., Statistical & Research Dept., Wertheim & Co.,

61 William St., New York. N . Y . Nealey . J . Barton . Director . Industrial Publicity . American Gas Assoc ..

420 . Lexington Ave .. New York. N . Y . Nee1 . Carr B .. American Engr., Tzwetmetzoloto,.Centr-Vetoshnyi per 16. Moscow U . 9 . S . R . Neelands. Abram Rupert . Mngng . Dir., Francois Cementation Co., Ltd., ~ e l ; t l e ~ Worka .

Doncaster . England . Negru . Jacques S .. Min . Engr .. International Nickel Co ...... 61 Wall S t .. New York . N . 'Y . Neil1 . James.Wilson. Min.. & Met . Engr ............... 430 West Colorado St.. Pasadena . Cal . Neil1 . William L ........................................... R . F . D . 4. Syracuse. N . Y . Neilson . Winthrop C., Republic Min . & Mfg . Co.,

3016 New York Central Bldg., 230 Park Ave .. New York. N . Y . Nelman. F . J.. Pres.. Syncline Contracting Co .............................. F r a c k v i l P a . ....................................................... IINelson . Archie A .Midvale. Utah . tNelson. Charles W.. General Theological Seminary ........ 1 Chelsea PI .. New York. N . Y . 'Nelson. Elwood B., Coal Washer Engr., Edgewater Mines. Tennessee Coal . Iron &

Railroad Co., Birmingham. Ala . Nelson Fred M.. Asst . Supt . of Production . Texas Gulf Sulphur Co ......... .Newgulf. Tex . ........................ els son: Hans A .. Calumet & Arizona Min . Co Box 125. Ajo. Ariz . Nelson. James M., Supt., Bessemer & Open Hearth Depts., Campbell Plant.,

Youngstown Sheet & Tube Co., Youngstown. Ohio . Nelson . John H., Met . & Research Engr .. Wyman-Gordon Co.,

105 Madison St., Worcester . Mass . Nelson . Ned E .. Granby Cons . Min.. Smelt . & Power Co.. Ltd ........ Anyox; B . C.. Canada . .............................. +Nelson. P . H.. Pres.. Nelson Mln . Co Grand Rapids. Minn . Nelson Tom Holland Cons . Met .................. 1301 Widener Bldg.. Philadelphia. P a . els son' W . I .. Gen'l kupt.. Engels Copper Min . Co ....................... .Engelmine. Cal . el son: Wilbur A .. Econ . Geol., H.ead. Schools of Geol., Univ . of Virginia . .University. Va . ............................... *Net id . Frank James . Clara L Mln . Co Crested Butte. Colo . Netzeband . William F .. Geol .. Canam Metals Corp ...... 308 Miners Bank Bldg .. Joplin. Mo .

.................... Neuffer Carl W . F, Cons . Engr .. Pennsylvania Coal Co Dunmore. P a . + ~ e u k u h e t . William. Civ .. Mech . & Metal Min . Engr.,

General Post Office . Box 391. New York. N . Y . Neumann. L Murray. Geol.. The Carter Oil Co ..................... .Box 801. Tulsa . Okls . Neustaedter . Harold Arthur. S t . Joseph Lead Co ....................... .Rivermines . Mo . Nevin . Charles Merrick. Asst . Prof .. Geol . Dept .. Cornell Univ ................ Ithaca N . Y . Nevius . J . Nelmn . Min . Engr .............. 1860 Columbia Rd.. N . W .. washington: D . C .

-Newbaker . E . J .. Gen'l Mgr .. The Berwind-White Cosl Min. Co ............. .Windbe r. P a . .......... a &Newberry . Andr*w W Min . Engr.. Weld & Liddell 76 West S t .. New York. N . Y . ................... w&-t~ewbold. Eric. ~ a s t s n Smelt . Co.. LM ..Penang. Straits Settlements . Newby . Jerry B .. Oil & Gas Geol ...................... 1805 W . 29th . Oklahoma City . Okla . Newhall. Henry B .. Pres.. Henry B . Newhall Corp ........................ Garwood . N . J .

-Newhall . P . M .. Gen'l Mgr., North VenezuelAn Pe t . Co .. Ltd., Puerto Cabello. Venezuela . Newhouse . Walter H., Asst . Prof . Economic Geol.,

Room 4348. Mass . Ins t . of Tech., Cambridge. Mass . .............................. Newland. David H .. Min . ~ e b l Mennnd Road. Albany. N . Y . JINewlin J Mennert .................................... 114 F S t Sparrow's Polnt . Md . ............... Newlin ' ~ i l h a r d 9 .. Aaat . Mine Supt.. Andes Copper Min . Co Chanaral Chile . Newm&. D . F .. Min . Engr., Factory Mgr .. Trans-Lux Daylight Picture Screen carp:,

253 Washington St., Brooklyn . N . Y . ......................... . Newman. Elmer K .. Min . Engr.. Wisconsin Steel CO Benh em. Ky +Newman. George H ..................................... 68 Ramona Ave.. Oakland. Cal . ...................... . & - N ~ ~ ~ ~ ~ . M . A .. Min . Engr.. Union League Club San Francisco Cal . ..................................................... ~ ~ ~ ~ ~ n . M . H.. Geol Mascot. Tenn . Newnam W . E .. Supt .. S t . Louis Smelt . & Refin . CO ..................... .Collinsville. 111 . Newport: Glenn Hubert. Rep., Societe des Mines d'Etain du Ruanda.Urundi.

Kabale. via Mombassa. Uganda . B.E.A. . ~ ~ ~ s ~ m . J . B.. Min . Engr .. Bloomington Limestone Co .................. Bloomington Ind . ~ ~ ~ t ~ ~ . Charles E ...................................... .Colliersville. Otsego Co.. N . Y . ................. . Newton. Charles W.. Gen'l Mgr.. Callahan Zinc-Lead Co .Wallace. Idaho ......................................... . to^. F . C 834 Lake Ave .. Greenwich . Conn .

For explanation of symbols. see page 65 .

144 MEMBERS, J U N I O R MEMBERS, ASSOCIATES AND J U N I O R ASSOCIATES

Newton. George C., Cons. Engr.. Elwin F. Brown & George C Newton First National ~ a n i Bldg.. iron Moun'tain. Mich. '24

Nibecker, Karl, V.P., Imperial Type Metal Co.. ..... ,1800 S. 54th Ave., Cicero, Chicago, Ill. '14 I .. Nichol, Thomas. Civ. & Min Engr.. ............... .I300 Kanawha St.. Charleston. W. Va. '96 1 'Nicholls. J. C.. Min. Engr.. Asst. to Pres., The International Nickel Co. of Canada. Ltd.. I 26 Kina St.. W.. Toronto. Ont.. Canada. '06

Nicholls, William James, Asst. Copper Plant Supt., lntern*tioial smelt. CO.,. . . . 493 N. Main St., Tooele. Utah. 1 . Nichols. C. R.. Pet. Geol.. The Sun Oil C o . . ............................... Da,lie, Tex. Nichols. C. Walter, Pres.. Nichols Copper Co.. . . . . . . . . . . . . . . .40 Wall St., New York. N. Y. Nichols, Ernest H.. Chief Engr.. The Funkhouser Co.,

501 First National Bank Bldg.. Hagerstown, Md. Nichols. H. W., Asst. Curator of Geol., The Field Museum of Natural History,

Grant Park. Chicago, Ill. Nichols. J. Clayton, Pres. & Gen'l Mgr., Toledo-Cebu C6al Mines, Inc.. . .Box 389, Cebu, P. I. Nicholson. Francis. Cons. Min. Engr., Lloyds Bank Ltd..

39 Piccadilly. London, W. 1, England. Nicholson. Hugh P., Instructor. Dept. of Min. Engrg.. U n h . of Illinois, . . 211 Transportation Bldg., Ur,bana, Ill. *Nicholson. 1;er William, Met. Dept.. American Smelt. & Refin. Co.. ...... .Garfield, Utah.

. tN icho lm. 8. T Pres. & Gen'l Mgr. Vulcan Iron Works., ........... .Wilkes-Barre, P a . Nickel, Walter deder iek Civil & ~ i n . ' E n g r . . ............ ,143 Lowell Ave.. Palo Alto, Cal. *Nickell. Frank ~ n d r e w : Asst. Geol., U. S. Bureau of Reclamation. . . . . . . . . . Denver, Colo.

e a N i c k e ~ , Chaunce* Maynard. Pet. Engr.. . R a m 522, 751 S. l igueroa St.. Los Angeles, Cal. t N i c 0 1 ~ Oliver P., Jr.. . . . . . . . . . . . . . . . . . . . . . . . . . . . ,2012 W. Cherokee St.. Enid. 0kIa. Nicolson. Clyde Wallace, Mgr., Canam Metals Corp.. .......................... Joplin. Mo. Nieding. Burton B.. Min. Engr . . .................................... C h i c h o , Alaska. Nielseu, Otto. Mgr., Hirsch, Kupfer & Messingwerke, A. G.. Kupferwerk, Ilsenburg, Germany. Nighman C. E. Giesche Sp3lka Akcy jna. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Katowice, Poland.

W ~ i g h t i n g ; l e . ~ i i l i a m T.. Charge of Geol. Dept., Mountain Fuel Supply Co., Rock Springs. Wyo.

Niiyama, Toshisuke. Gen'l Mgr. & Min. Engr., The Fujita Kogyo Kabushiki Kaisha, Ltd.. Dojima, Osaka. Japan.

'Nisbet, John M.. Asst. Chief Geol., Empire Oil & Refin. Co.. ........... .Bartlesville, Okla. . Niahihara. Hironao:.: ...................... .No. 26 Tosamachi, Dairen. Manchuria, China. a Nishimura..K.. Nikko Copper Works, Furukawa Electric Co ................ .Nikko, Japan.

.Nishimura, K., Kamaishi Mine.. ...................... .Kamaishi Machi, Iwateken, Japan. Nishio Keijiro.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sendagi-Cho, Hongo-Ku. Tokyo Japan. it chi;. Charles C.. Industrial Sales Dept., Bauvch & Lomb Optical Co?. . . .~oches t&. N. Y. ?Noble. Ear l B.. Asst. Chief Geol., Union Oil Co. of California,

1115 Union Oil Bldg., Los Angeles. Cal. Noble. James A.. Chief Geol.. Homestake Min. Co.. .................. .Box 886, Lead, S. D. Noble, L o d s 8.. Min. Engr.. . . . . . . . . . . . . . . . . . . . . . . . . . . .932 Equitable Bldg., Denver, Colo. Noble. William David. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Box 687, San Juan, Porto Rico. Nobs. Frederick William, Gen'l Mgr., Empire Mines.. . . . . . . . . . . . . . . . . . . .Grass Valley, Cal.. Noda. Seijiro. Mngng. Director. Aso & Co.. Ltd.. . . . . . . . . .Iizukamachi Fukuokaken. Japan. Noe. A. C.. Assoc. Prof., Dept. of Geol.. Univ. of Chicago.. ........ .: ......... Chicago. 111. *Noel, Don 0.. Jr., Engr., Metal3 Disintegrating Co.. .......:... ....;..... Elizabeth, N. J.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . tNogues. Albert 5 Avenue de Segur, Paris. France. Nolan. Philip E., Venezuela Gulf Oil Co.. ................. Apt. 234, Maracaibo. Venezuela. Nold; Fred B., District Supt.. Lehigh Coal & Naviaation Co.. . . . . . . . . . . . . . . . .Lansford Pa. Nold. Harry E., Prof. of Min. Engrg.. Lord Hall, Ohio State Univ.. . . . . . . .Colum$us, bhio. IN011 Carl Vincent. . ........................... .:. . . . .85 Chestnut St., Brooklyn. N. Y.

ko rc~oss , Fred Stephenson, Jr. . . . . . . . . . . . . . . . . . . . . . . . . . . ,230 Park Ave.. New York. N. Y. - Norden, Joaeph A.. Mgr.. Utah Apex Min. Co.. .................; .Bingham Canyon, Utah. Nordenholt, George D., Min. Engr.. Pres., Natural Gasoline Co..

5600 Santa Fe Ave. Los Angeles Cal -Norman, John E., Min. Engr.. .............................. ,1267 ace' st . . Denver, ' ~ o l o : F- Norman, Sidner, Journalist, Editor. C n ? ~ n t l i a n Mi% Wor ld

412 rock Bldg., Toronto, Ont.. Canada. .Senneterre, Que., Canada. ................

tNorrie. James P.. Mufulira Copper Mines, Ltd.. Box 63, Mufulira, via N'Dola, Rhodesia, Africa.

Norrie, Lanfear B., Min. Engr.. ............ .Room 1206, 15 W. 38th St. New York, N. y. Norris. E. M.; Supt., Fertilizer Dept.. Anaconda Copper Min. Co.. ......'.... .Conda, Idaho. *Norria. Frank G.. Research Dept., American Rolling Mill Co.. . . . . . . . . . .Middletown, Ohio. J/Norris. George Edward, Dist. Mgr.. Gardner-Denver Co.. .. ,523 State St., Knoxville, Term. Norris, George L., Met. Engr., Vanadium Corp. of America,

Room 2929, 120 Broadway, New York, N. Y. Norris. R. V.. Jr.. Auditor of Operations.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Jeddo Pa.

-Norsworthy, H. R.. Min. Enar;. General Dev. Co ........... .G1 Broadway New York A. Y. North Mortimer 8.. Cons. Engr.. ........................ ,4548 N. ~ a u l i i a St chicago 111. )~or t ;n . John T.. Asst. Prof. of Physics, Room 4-037, Mass. Inst. of Tech., caGbridge,.&ss. Noteatein, Frank B.; Geol., The Texas Corp.. . . . . . . . . . . . ,135 E. 42nd St., .New, York, N. Y.

+Notman. Arthur. ..... .Room 1936, Bank of Manhattan Bldg.. 40 Wall St.; New .x0rk, N. Y. Nowels. K. B.. Chief Pet. Engr.. Forest Oil Co.. . . . . . . . . . . . . . . . . . . . . . . . . :..Bradford pa. Nowland, Ralph C., Field Engr., D. C. Jackling.. . . ,1800 Hobart Bldg., Sbn Francisco: Gal. Nowlin, G. H.. Jr., Pres.. Lynchburg Coal & Coke Co. & Killarney Sm~keless Coal CO.. Inc..

600 Law Bldg. ~ y n c h b u r g - v a : '27 Nowlln, R. A., Min. Engr.. Crozer Land Association.. . . . . . . . . . . . . . . . . . . . : ~ l k h o r ? , W: Va. '17 Noyes, Jonathan A.. Mgr.. Coal Min. Machinery Div., Sullivan Machinery Co..

400 N. Michigan Ave., Chicago, Ill. '20 . . . . - . . . . . . . . . . . For explanation of symbols, s e e p a g e 6.5.

-'

MEMBERS. JU'NIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES 145

Nugel . Karl. Sec., Gesellschaft Deutscher Metallhutten-und Bergleute e.V., Lutzowstr . 89.90. Berlin W . 35. Germany .

Nutter. Edward H .. Min . Engr., Chief Engr., Minerals Separation North American Corp .. 220 Battery St., San Francisco. Cal .

Nyberg. H . E., Min . Engr., Gen'l Mgr., Cia . ine era Las Dos Estrellas S . A., Mineral de Dos Estrellas . Mich., Mexico .

tNye. George L .. Prod . Engr.. Tidal Oil CG . . . . . . . . . . . . . . . . . . . . . . . . . .Box 838 . Maud. Okla . . Oakes . Francis J .. Jr.. Min . Engr . Executive Oakes Mfg . Co .... 141 Milk St . Boston Mass . Oakes. Harry. Pres . & Mngng . ~i; . . Lake shore Mines . Ltd .... Kirkland ~ n k e : Ont.. danada . IlOatridge. 0 . Gordon . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5345 Underwood Ave.. Oakland. Cal

Oberbillig. John J., Pres . & Mgr .. United Mercury Mines Co., 605 Overland Bldg., Boise. Idaho .

. . Oberle. Alfred . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Investment Bldg.. Washington. D C . Oberlin. Georges . . . . . . . . . . . . . . . . . . . . . . S Allee des Ecureuils . Mulhouse Haut.Rhin. France . Oberly. Albert D .. Property Engr.. H . C . Frick Coke Co .................... .Scottdale. P a Oborne. Wilbur A . ...................................... 1 Park Ave.. Babylon . N . Y .

. . tO'Brien . D . F.. Pres . & Gen'l Mgr.. The A . P . Smith Mfp . Co ......... East Orange. N J . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. O'Brien Jus tus R 137 S Munn Ave East Orange N J O'Brien. Melbourne M .. Asst . Supt .. Sullivan Mine. The Cons . Min . & Smelt . Co . of Canada.

Ltd .. "08 Pacific Bldg., Vancouver. B . C., Canada . . O'Brien. Peter A.. City Engr .. City of Jackson . . . . . . . . . . . . . . . 953 North St .. Jackson. Miss . O'Brien. Thomas H.. Gen'l Mgr.. Inspiration Consolidated Copper Co . . . . . .Inspiration. Ariz . mk- 1 ~ ~ C ~ o l l . Henry James. Nevada Cons . Copper Co . . . . . . . . . . . . B o x 1094. McGill . Nev . 0 Connor. Arthur J .. Asst . Chief Engr.. Cons . Coppermines Corp . . . . . . . . . . ..Kimberly. Nev . O'Connor. Edward S.. Mpr .. Utah Iron Ore Corp . . . . . . . . . . . . . . . . . Box 26 . Cedar City. Utah

IIO'Connor . John H .. Constr . Engr., Cia . Anglo Argentina de Electrkidad. S . A.. Esmeralda 188 . Buenos Aires. Argentina . 2 . r O'Connor. W . J .. Mer., Utah Dept., American Smelt . & Refin . Co.,

McCornick Bldg., S :~ l t Lake City. Utah: . tOda . Fumio. Kyushu Teikoku Daiga Ku . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Fukuokake n. Japan . . Oddie. Tasker L . Mine Operator. U . S . Senator . . . . United States Senate . Washington. D C . *Ode11 . Harvey Hardy. Min . Engr.. Carnation Gold Min . Co . . . . . . . . . . . . . . . . .Blairsden. Cal . "Odgers . I r a Douglas. Student. Michigan College of Min . &'Tech .......... .Houghto n. Mich

. . Of . Charles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Palisade. N J . Officer . Herbert George . Amerada Pet . Corp .................................... Tqlsa. Okla . Ogburn Robert H ..................................... .. a i r b a n k Alaska . . Ogden. '~aniel L .. Dir . of Research. U . S . Metals Refin . Co . . . . . . . . . . . . . . . . . .~ar te ;e t . N J . &<gden . Laurence A .. Pet . Engr.. Empire Oil & Refin . Co . . . . . . . . . . . . . . . . .Bartlesville. Okla

Ogilvy . James A., Field Crew. McIntyre-Porcupine Mines. Ltd., Box 18. Schumacher Ont . Canada .

toglebny. Crispin. Pres.. Oglebay. Norton & Co . . . . . . . . . 1208 Hanna Bldp.. dleveland. Ohio . O'Harm. B . M.. Mexican Zinc Co.. S . A . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Rosita. Coah .. Mexico .

*JKO.Hasa . C . C .. Pros . & Prof. of Geol .. South h k o t a State School of Mines . Rapid City . S . D . Ohno. Norioto. Supt .. Mitsui Mtn . Co., Ltd., Kamioka Hydro-Electric Constr . Office .

Funatsu. Yoshikigun. Gifuken . Japan . Ohnsors. E . L .. Supt.. American Smelt . & Refin . Co . . . . . . . . . . . . . . . . . . . Box 268. Alton. I11 . O'Keeffe. Edward C .. Met . Engr.. Federal Min . & Smelt . Co ................. Wallace. Idaho . tO'Keeffe . John. Jr.. Pe t . Engr . . . . . . . . . . . . . . . . . . . . . . . . . . . 1410 Clela St.. Los Angeles. Cal . O'Kelly . William A., Asst . Chief Min . Enrr. , E n w a . Dept., Anaconda Copper Min . Co.,

Water Bldg., Butte. Mont . . Olcott. William . J . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2316 E . 1st St.. Duluth. Minn . Oldham. Albert E .. Arkansas Natural Gas Corp . . . . . . . . . . . . . . . . . . . . . . . . . . . . Shreveport La . Oldright. G . L., Supervising Non-Ferrous Met . U . S . Bureau of Mines intermountain' Ex-

perimeht Sta., Univ . of Utah. ~ k l t Lake City. Utah . Olds . Ernest 0 .. Met . Chem.. Maywood Chemical Wks . . . . . . . . . . . . . . . . . . . . . .Maywood. N . J . Oleri Frank J Civil Eng r . . . . . . . . . . . . . . . . . . . . 650 Bergenline Ave.. West New York. N . J . q l in i e r . ~ o b e r ; Wallace. Gen'l Mar., Huasteca Pet . Co.,

Av . Juarez 95. Mexico Clty . D . F., Mexico . ?/L -Oliver. Earl . Ear l Oliver & CO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Box 188. Ponca City. Okla . Oliver. Edwin Letts . Met., Pres . & Gen'l Msr., Oliver United Filters Inc ..

Federal Reserve Bank Bids., Sansome & Sacramento Stu., San Francisco Cal . Oliver. Frank. Min . & Mech . Engr . . . . . . . . . . . . . 926 S . Westmoreland Ave.. Los ~ n g e l e s : Gal. Oliver Roland B . . . . . . . . . . . . . . . . . . . . . . 1103 Firs t National Bank Bldg.. San Francisco. Cal . 0liver: Roland Letts. Pres . & Gen'l Mar., California Cap Co.,

1540 San Pahlo Ave., Oahland . Cal . Olson . Albert A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1802 Lynch Ave.. East S t . Lou i~ . I11 . Olson . Louis W.. Factory Mp r... The Ohio Brass CO . . . . . . . . . . . . . . . . . . . . . . . . .Mansfie1 d. Ohio .

. . . Oltarsh . David M .. Cons . Engr . . . . . . . . . . . . . . . . . . . . . . . . . . . 1860 Broadway New York. N Y tO'Malley . Louis J., Cons . Ensr., O'Malley Advertising & Selling Co.,

244 Washington St., Bostrn . Mass . . . . . . . . . . . . . . . Omori Iichiro Prof of Met.. Kumamoto Tech College Kumamoto. Hiqo. J apsn .

. . . 0'Neii Frederick'W .. Chief Engr .. In~ersol l -Rand Co ....... 11 Broadway. New Yorli N Y 09Neili. John .J.. Min . Geol .. Dept . of Geol... McGill Univ . . . . . . . . . . .Montrea 1. Que.. Canada . Ong. J . N .......... - .................................. .N'Kana. N'Dola. Rhodesia. Africa .

. 12 - Ord . William D.. G'en'l Mar.. Empire Coal & Coke Co .... .LandarafT. McDowell Co .. W . Va -0RDONEZ. EZEQUIEL. . Geol . 81 Enar., Chief Geol., Huasteca Pet . Co.,

Apt . 04. Tampico . Tamps . Mexico . ' b..Odonez. Georges . Huasteca Pet . CO . . . . . . . . . . . . . . . . . . .Germ Arul . Vera Crur: Mexico . Ordway. Charlerv A .. Engr., Engrg . Div .. The American Appraisal Co.,

165 E . Michiran St., Milwaukee . Wis . rOrndorf Wenden . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Deering. N . D . ~ r r . ~ h & l e s T .. Pres . & Gen'l Mgr .. Athletic Min . & Smelt . Co . . . . . . .Box 460. J o ~ l i n . MO:

'31 '16 'IS '20 '25 '58

. . . For explanation of symbols, fiee page 65 .

146 MEMBERS . JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES

Orr . Thomas W .. Chem . Engr ................................ Oficina Brac. Iquique . Chile . Orrok . George A .. Cons . Engr ............................. 21 E . 40th St .. New York . N . Y . Ortin . Michael F.. Ymf.. Vre Dressing. Dept.. Ural Polytechnic Ins t .. .Sverdlovsk. U . S . S . R . Orynski . Ralph J .................................... 2 0 0 Pierce St.. San Francisco . Cal . Osborn . Chase Salmon .......................................... P o u l a Worth Co.. Ga . Osborn. Franklin . Min . Engr . Andes Copper Min . Co ...... Potrerillos Chile . Via Chanaral . 0sborn;Walter X., Supt., ~ h d r g e of Operations . Edward C . O'Brien 6 Co., Inc ..

147 E . Mesquite St., Globe. Ariz . Osborn. William H .. Met.. Phelps Dodge Corp ............... 40 Wall S t .. New York. N . Y . Osborne . Clarence B .. Pet . Geol . & Engr . . . . . . . . . . . . . . 402 Security Bldg .. Los Angeles . Cal . - Oscarson . P . E ........................................... Ridpath Hotel. Spokane . Wash . 3 tOsgood . Wentworth H .. Naval Research Lab ................. "Bellevue;' Anacostia . D . C . Osler . B . C.. Gen'l Mgr.. Pardee Bros . & Co.. Inc ........ Lattimer Mines. Luierne Co.. P a . Osler . G . F.. Pres .. Chartiers Creek Coal Co ............. 1658 Oliver Bldg .. Pittsburgh . P a . Osmond. Charles H .. Cons . Pe t . Engr., Crandall & Osmond . . 17 Battery P1 .. New York. N . Y . Ostgren. Gottfrid L . Chief Engr .. The New Jersey Zinc Co., 160 Front S t .. New York. N . Y . Oatrander . Frank T.. V.P .. National Supply Corp .......... 120 Broadway . New York . N . Y . *Oatma. Enrique Olivar . Met ............................ 276 University Sta .. Tucson . Ariz . Otagawa . Yasayuki . Civ . & Min . Engr ... 57 Haramlchi Itchome . Ushigomeku. Tokyo . J apan . Otagawa . Tatsuro. Prof . of Min . Engrg., Dept . of Min . Engrg ..

Kyoto Imperial Univ., Kyoto. J apan . f + tO*Toole . E.. J r .. Pres.. American Coal Cleaning Corp ....................... .Welch. W . Va . ........................ . - / k L ~ O ' T o o l e . Edward . Gen'l Sup! .. U . S . Coal & Coke Co Gary W . Va . fl Otsubo . Teruo . Mgr.. K i n t e ~ Kogyosho ............. .Kinteigun. Zenrahokudo . Korea. Japan . Ott . Leonard E., Asst . Supt., U . S . Lock & Dam No . 16 . Merritt. Chapman & Whitney

Corp .. Rock Island. I11 . Otto . Henry H.. Min . Engr.. Hudson Coal Co ................................ Scranton P a . Otto John F ......................................... 603 S . Walnut S t .. New castle: P a . 0ug6. S . W., Met., Mgr., Cia . Minera Y Benef., de Maravillas y San Francisco. S . A.,

Apt . 21. Pachuca. Hgo., Mexico . tOutzen. Andrew N.. S ta . Supt.. Detroit City Gas Co ........ 416 Clifford St.. Detroit. Mich . Overbeck . R . M .. Geol .......... .Avenue Vlctor Ruffy 14. Bethusy s/ Lausanne . Switzerland . Overly. Ralph F .. Mine Supt.. The Gauley Mountain Coal Co ............... ..Jodi e. W . Va . Ovitz. F r ank K.. Research Engr.. Standard Oil Co . of Indiana .............. .Whiting. Ind . Owen. Tom Maekellar. Gen'l Mgr., Lake George Mines. Ltd ..

Captain's Flat. N . S . W., Australla . Owens. Allen L .. Chief ' ~eo l . , Trinidad Oilfields Operating Co., Ltd.,

Box 18. San Fernando. Trinidad. B . W . I . ............................... Pack Charles. Cons . Engr 60 E . 42nd St.. New York. N . Y .

pack' Robert W .. Gen'l Supt.. Gulf Coast Division. Sun Co ........ Box 790 . Beaumont . Tex . ~a rk ; rd . G e o r ~ e A .. Min . Engr . & Met ...................... 60 Congress S t .. Boston. Mass . .... paddiso", L . F., U .. S . Smelt .. Refin . & Min . Exploration Co.,

Box 1785 . Salt Lake City . Utah . .. Paessler, Robert Tressel. Pres . & Mgr .. Robert T . Paessler Co .. Inc.,

106 Coal Exchange Bldg .. Wilkes-Barre . P a . ............................................ )Page George D 3646 29th St.. San Diego . Cal . Page.'George S., Min . Engr., Asst . Mgr., Park Works . Crucible Steel Co . of America. .

Pittshureh . P a . ... - ........ Page . J . M .. Dist . Engr.. Iron Fireman Mfg . Co ......... 161 E . 128th S t .. New York, N . Y . Page . Walter C .. Trepca Mines, Ltd ............................ Kos Mitrovica . Jugoslavia . ........................................ Page . Wilson K 146% N . Union S t .. Olean, N . Y . Pagliuchi . Frank D., Min . Engr.. c/o J . Ramacciotti ...... 421 W . 28th St., New York, N . Y: ................................. Paige . Sidney . Cons . Geol 26 Broadway. New York. N . Y . Paine, Francis Ward. V.P .. Copper Range Co ............. 82 Devonshlre S t .. Boston. Mass . *Paine . Frank Lester . Met ......................... 2727 Pasadena Ave .. Long Beach . Cal . IIPaine, Roy E., Aluminum Research Labs.. Aluminum Co . of America .... .Cleveland, Ohio . Painter . Robert K., Mfr., Engr . of Mines. Bitutect. Inc., 6924 S . Stanford, Los Angeles, . Cal . Palen, A . G . Paul . Met . Engr., Smelter Supt .. Skelleftea Gruvaktiebolag, Kallholmen, Sweden . Pallanch, Rollin A., Mill Supt.. U . S . Smelt .. Refin . 8 Min . Co ............ .Midvale, Utah . Palmer . Charles H., Min . Engr., Hatch & Palmer . Ltd ..

Board of Trade Bldg., S t . Johns, Newfoundland . Palmer, Charles H., J r Cons . Min . Engr ...... 1216 Paat ic Mutual Bldg., Los Angeles, Cal . *palmer, Ear l W., ASS;.. Copper Research Lab., American Brass Co ..... .Waterbury, Conn . Palmer . Edgar . Pres., New Jersey Zinc Co .................. 160 Front St., New York . N . Y . ....................... Palmer, Gualterio C AvenidaZJuarez 83, Mexico City, D . F .. Mexico . Palmer I rmng A Prof . of Met., Colorado School . 6f Mines .................. Golden, Colo .

.palmer. Robert E Cons . Min . Engr ............. 3 Lombard S t .. London . E . C . 3, England . palmer, S . L .. ~ G e r i c a n Smelt . & Refin . CO ............. 201 Fi rs t S t .. San Francisco, Cal . Palmer . Walter S .. Prof . of Met .. The MacKay School of Mines. Univ . of Nevada . Reno, Nev . Palmer, William J . A .. Cia. De Santa Gertmdls. S . A ...... .AP t. 1. Pachuca . Hgo .. Mexico . ....................... palmer. William Roy . Cons . Engr 33 W . 42nd St., New York . N . Y . Palmer . William 9 .. Jr., Safety Inspector . Wisconsh Steel Co .. Inc .......... .Benham, Ky . ................................................ I1Pamplin . John W .Box 606 . Bartow, Fla . P an . Eduard Adolf, Mngng . Dir., Billiton Maatschappij .

Prinsessegracht 21 . The Hague . Netherlands . Pannell Ernest V .. Cons . Engr ....... 67.63 Westwood Rd., Witton. Birmingham . England . .............................. ~ a n n e r ' E . N .. Pe t . Engr 106% E . Main St., Shawnee, Okla . ............................................. pan& . L . S .6 6.68 Main St., Bradford . P a . ........................................ JIPaquette Radnor J Box 194 . Lake Linden. Mich . Pardee . &ank. Pres .. Anthracite Separator Co ........... S. Vine & Elm Sta., Hazleton . P a . tpardee . Frank . Jr., Mgr., Anthracite Separator Co ...... 9. Vine & Elm Sts., Hazleton, P a . ...

For explanation of symbols . see page 65 .

MEMBERS, JUNIOR MEMBERS, ASSOCIATES AND JUNIOR ASSOCIATES 147

Pardee. Franklin G.. Min. Geol., Dept. of Conservation. Michigan State Geol. Survey. Lansing. Mich.

Pardee. I. P., Min. Engr., Prea., Hazleton Iron Works ~ a z l e t o n National Bank, Hazleton, Pa.

Pardee, J. T.. Geol., U: S. Geol. Survey.. .............................. Washington. D. C. Paredes. T.. Min. Engr.. ...................... .Iztacihualt 49, Mexico City, D. F.. Mexico. +Park. David Eugene. .Civil Engr.,

Escritorio 724, Edificio B. P. A., 229 Calle Florida, Buenos Aires, Argentina. Park, Hugh, Mgr., Nipissing Min. Co., Ltd .......................... Cobalt. Ont., Canada.

-+Park. James W.. ................. .18 Tyson Rd., Forest Hill, London, S. E. 23, England. % +Park, John Furneas, Engr., Elkoro Mines Co.. .......................... .Jarbidge, Nev. Park, Mungo. Min. Engr.. .................... .P. 0. Delivery 19, Kuala Lumpur, F. M. S. 'Park. Stafford, Cons. Geol. .......................... ,2517 Broadway, Walnut Park, Cal.

-Parke. N. Grier. Min. Engr.. Glen Alden Coal Co.. ...... ..Glen Alden Bldg., Scranton, Pa. Parker, Albert E., Westminster Bank, Ltd..

341 Upper Richmond Rd., E. Sheen, London, S. W. 14, England. Parker. Ben H., Geol.. Gypsy Oil Co.. ......................... :. .. .Box 2044, Tulsa. Okla. Parker, D. J., Min. Engr.. U. S. Bureau of Mines.. . . . . . . . .:. ..... . .Salt Lake City,.'Utah. Parker. Edward W.. ....................... Lewis Tower, 225 S. 15th St., Philadelph~a. Pa. *Parker. Genevieve. U. S. Smelt. Refin. & Min. Co.. . . . .Box 385, 1 State St., Boston, Mass. .................. IlParker, Howard A.. No. 2 ~ p e h Hearth, Illinois Steel Co.. Chicago, Ill. Parker, J. Heber. Met., Carpenter Steel Co.. .............................. . R e a d i n Pa. IIParkcr. Philip H.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ,1525 W. 5th Ave.. Gary Ind.

+ ~ a r k e r , Ralph D.. Mine Supt., International Nickel Co.. ...... .Copper Cliff, Ont., d n a d a . ,Parker. Richard A.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ,120 Franklin St., Denver, Colo.

Parker. Walter H., Prof. of Min., School of Mines. Univ. of Minnesota. Minneapolis, Minn. Parkinson. Lute J., Engr., Anglo-American Corp.. S. Africa, Ltd.

Box 4587, ~ohannesbirg . Transvaal. S. Africa. ..................... Parks. Ernest K., Standard Oil Co. of California. Bin XX, Taft, Cal.

....................................................... Parks. Henry M.. Fort Rock, Ore. & -1IParks. Mercer H., Pet. Engr., Pet. Engrg. Dept., Humble Oil & Refin. Co.,

Drawer "D." Houston. Tex. Parks. Roland Dane. Assoc. Prof., Min. Engrg.. Michigan College of Min. & Tech.,

Houghton, Mich. tParma, A. L., Met.. Mt. Isa Mines, Ltd.. ................ .Mt. Isa, Queensland. Australia. Parmelee. James G.. Bunker Hill & Sullivan Min. & Conc. Co.,

1022 Crocker Bldg., San Francisco. Cal. IIParmenter. Charles 0.. Gas Lift Engr., Westcott & Greis, Inc..

406 Tulsa National Bank Bldg.. Tulsa, Okla. *Parrise Frank G.. ......................... Room 3130 50 W. Broad St., Columbus. Ohio. IIParris. John F., Plant Supt.. Olancta Mineral ~ roauc t ; Co., Ltd..

304 Spreckles Bldg., Lm Angeles, Cal. Parrish, Benjamin E.. Mgr.. Cody Pet. Co ..................................... Cody Wyo. . Parrish. Karl C., Min. Engr.. ........................... .Box 6, Barranquilla, Colombia. Parry. Claude W., Enpr.. Fyvie & Stewart. . . . . ,360 Collins St., Melbourne, Vic., Australia. +Parry. Joseph S., Jr., Mgr., Min. Section, Westinghouse Electric & Mfg. Co.,

Room !608, 150 Broadway. New York, N. Y. ' Parsons, A. B., Min. Engr., Sec., American Inst. of Mln. Bt Met. Engrs., %' 29 W. 39th St.. New York. N. Y: Parsons. Benjamin Everett. Asst. Dir., Production. General Petroleum Corp.,

1003 Higgins Bldg., Los Angeles, Cal. Parsons, Claude P.. Field Engr., Halliburton Oil Well Cementing Co.. ...... .Duncan, Okla. IIParsons. Gordon W.. Sample Boss, McIntyre Porcupine Mines, Ltd.,

Schumacher, Ont.. Canada. tpartamian, Ashod Harootune. Flotation Operator. National Copper Corp.,

South Strafford. Vt. Partridge. Guy Warner. Chief Chem., Cia. Minera Asarco,

Apt. 66, San Luis Potosi, S. L. P., Mexico. ?Partridge, Nelson H.. Mining.. . . . . . . . . . .I218 ,N. Crescent Heights Blvd., Hollywood. Cal. TPasehke. Herbert. Research Engr., Research DIV., Armstrong Cork Co.. .... .Laneaster, Pa. Pascoc. C. F., Met., Canadian Steel Foundries. Ltd..

307 Craig St. W., Montreal. Que., Canada. tPascoe. Hubert Leonard. Auto Ramp Garage, Inc.,

32-44 West Broadway. Salt Lake City, Utah. *Paseoe. Roy C., Min. Engr., Scranton Dist. Ofice, Pickands-Mather & Co.. . .Hibbing, Minn.

-Passow, Frederick Malet.. ............................... South Lancaster, Ont., Canada. Pasuchin. Wasili Alexandrowitsch. Pro! of Met.. Min. Academy.

11 l3. Kalugskaia, Moscow. U.S.S.R. IIPatch, Donald H.. Mine Foreman, Mexican Premier Mines.. ..... .Mazatlan. Sin., Mexico.

'Patch. N. K. B.. Sec., Lumen Bearing Co.. ............... ,197 Lathrop St. Buffalo N. Y. Patek, John Mark. Min. Engr. & Geol.. . . . . . . . . . . . ,2664 N. Hackett Ave.. ~ i l w a u k & . Wis. Paterson. Arthur W.. ............................... .I111 W. 12th Ave., Spokane, Waah. Patron. Antenor Rizo. Min. & Met. Engr.. ........ .Miraflores Alameda No. 33, Lima, Peru. Patron, Gerardo Rizo ...................................................... Canete, Peru. Patten. Earle B,. Min. Engr., Mine Supt.. Doe Run Lead Co.. ............ .Rivermines, Mo. Patterson. Charlee H. J., The MeNally-Pittsburg Mfg. Corp.. .:. .......... .Pittsburg Kan. Patterson, Clarence Thomas. Met., The Solvay Process Co.. .............. .Syrscuse , '~ . Y.

F-patterson. G. 9.. Min. Engr.. Sec. & Treas., Sycamore Coal Co.. ....... .Cinderella W Va - *Patterson, J. Wilfred. Min. Geol., Research Fellow, California Inst. of Tech., ~asadena ; ~ a l : Patterson, Lloyd George, Furnace Supt., Lime Kilns, American Cyanamid Co.. .

Niagara Falls Ont. Canada. Patterson. Meade W.. Supt., Sheet Mill, Bridgeport Brass Co.. ......... . ~ r idgep&t , Conn. Patterson. R. D.. Pres.. Weyanoke Coal & Coke Co.. .......... ..Lowe, Mercer Co.. W. Va.

For explanation of symbols, see page 65.

148 MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES

Patterson . Robert C., Supervisor. Oil & Gas Operations. U . S . Geol . Survey BOX'CC. Taft. Cal .

Patterson. S . B., J r .. Min . Engr., Gen'l Mgr., Calcite Quarry Corp .. H . R . No . 1. Lebanon . Pa . F -patterson. Samuel White. Pres . sycamore Coal Co .

822'First Huntington Gational Bank Bldg . Huntington . W . Va . . Pattinson . R . L .. Producer of Natural Gas & Petroleum ......... ..ciatatham. Ont.. Canada Patton . F . E .......................................... 531 E . 55th S t .. N.. Portland . Ore . Patty. Ernest Newton . Dean of College . & Head of School of Mines. Alaska Agricultural

College & School of Mines . College . Alaska . . Paul. James W.. Min . Engr ............ 619 S . Linden Ave .. Homewood Sta.. Pittsburgh. Pa IIPaul . Murray John . Civil Engrg . Dept., Natural Gas Pipeline Co . of America.

20 N . Wacker Dr., Chicago . I11 . Paul. Russell B .. Min . Engr.. The New Jersey Zinc Co . . . . . . 160 Front S t .. New York . N . Y . Paul . William Henry . Cons . Min . Engr.. Mgr.. Evelyn Gold Copper Co ....... .Waldo. N . M . . I/Paulick . P . R.. .................................................... R. D . 1 . Library. Pa . Paulsson . K . A . V .. Gen'l Supt.. Avesta Iron & Steel Wks ................ .Avesta. Sweden Pawel . George W.. Met .. Archer E . Wheeler .................. 25 Broadway. New York. N . Y . Paxson. William B.. Min . Engr.. Lehigh Valley Railroad Co ............. .Wilkes.Barre. P a . Paymal. George W .. Min . Engr . & Met ................ 736 E . Mendocino St.. Altadena. Cal . Payne . Arthur C., V.P., Dir . & Treas .. Trans-Lux Daylight Picture Screen Corp ..

247 Park Ave., New York. N . Y . Payne . Bruce . Pres.. Payne Coal Co.. Inc ............ Miners Bank Bldg.. Wilkes.Barre. P a . . . ................................. .. . . Payne. C Q.. Min Engr 230 Park Ave New York. N Y . *Paynew Richard F ..................................................... .Washington. I11 . IIPazdzierz . Joseph Edward ............................................. .Address Wanted

. Peabody. Harlan W .. Geol.. Mid-Continent Pet . Corp ............... Box 2025. Tulsa. Okla . ?Peabody. Stuyvesant. Pres.. Peabody Coal Co .... Room 1668. 20 N . Wacker Dr.. Chicago:Ill

. . . ..................................... . . Peacock D C 1745 E Ocean Ave.. Long Beach. Cal . . *Peacock. D . C.. J r .. Six Cos.. Inc ..................................... Boulder City Nev . Peake . A . W.. V.P.. Standard Oil Co . of Indiana ........ 910 S . Michigan Ave.. Chicago. I11 . Peale . Rembrandt . Coal Operator . . . . . . . . . . . . . . Room 2007. Graybar Bldg.. New York . N . Y .

eale . Rodgers. Min . Geol.. Peale & Peale . . . . . . . . . . . . . . . 15 William St.. New York . N . Y . %.?kl~:arce. Clyde Mx Min . Engr .. c/o I . M . Price. Oglebay. Norton & Co . . . . .Mac0 w. U.9S.R.

TPearce. William M.. Imperial Oil. Ltd .............. 56 Church St.. Toronto. Ont .. Canada . Pearl. Holman I . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .First National Bank Bldg.. Crosby. Minn . Pearman. J . Errol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Sweetwater. Tenn . Pearsall. William G .. Executive Officer . Mesabi Mineral Association.

1009 Alworth Bldg .. Duluth . Minn . Pearse . Hubert A .. Met .. Britannia Min . & Smelt . Co ....... Britannia Beach. B . C.. Canada . . *Pearson Gerald T.. Pet . Engr . . . . . . . . . . . . . . . . . . . . . . . . . . 926 Fries Ave.. Wilmington. Cal Pearson. '~ohn L .. State Jnspector of Mines & Quarries. Dept . of Mines .

Flinders St., Adelaide. So . Australia . Pease. F . N . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Box 503 Altoona Pa .

. Peckitt. Leonaid. Chem .. Pres.. Warren Fdry . & Pipe Co ..... 11 Broadway. N ~ W York. $J . Y . Peddar. Thomas C ........................................ Casilla 40.V. Vaba ra i~o . Chile . Pedersen. Harald. Prof.. Technical University . . . . . . . . . . . . . . . . . . . . . . . . Trondhjem . Norway . Peele . Robert. Prof . of Min .. School of Mines. Columbia Univ ........... ..New York . N . Y . Pehrson. Elmer W .. Min . Engr .. U . S . Bureau of Mines ................ Washington. D . C . Peirce . W . M .. Asst . to Chief of Research. Research Div., New Jersey Zinc Co.,

Palmerton. Pa . Peiree. William H .. J a m e s Doziglas Medallist . 4 : I . M . E . , 1931 ; Pres .. Baltimore Copper

Smelt . & Rolling Co .. P . 0 . Highlandtown Branch. Canton. Baltimore. Md . Pekovich. W . S .. Gen'l Mgr.. Adm~ralty-Alaska Gold Min . Co ............... Juneau. Alaska .

. . Pel1 . Van Dyne Min . Engr ............................ 522 W . 123rd S t . New York N Y . Pellissier. ~ndrk;?' Eugene Clement. Gen'l Mgr., Pechelbronn Societe ~ n o n i m e d'~xp1o;tations

Minieres. 32 Allee de la Robertsau . Strasbourg (Bas.Rhin), France . Peltier . M . F.. V.P.. Peabody Coal Co ..................... 20 N . Wacker Dr .. Chicago . I11 . . . . . . . . . . . . . . . . . . . . . . . Pelton. E F.. V.P.. F C Linde Co Beach & Varick Sts.. New York N Y . 'Pelton . Roger T .. Engr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Box . 937. Bisbee. Ariz . Pemberton. John R . . . . . . . . . . . . . . . . . . . . . . . . . 154 N . New Hampshire S t .. Los Angeles. Cal . Pembroke . Earl R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335 24th St.. Santa Monica. Cal . Penberthy. J . E .. Union Miniere du Haut Katanga .

Box 908 . Elisabethville . Belgian Congo . Africa . ~enhal legon W . J . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3196 Overhill Rd . Birmingham Ala . Penhocl L . 'c.. Pres . Southwestern Engrg . Corp . . . . 4800 Santa Fe ~ v e : Los ~ n ~ e l e s ' Ca Penick. alter L .. Met . Engr.. Hardinee Co . . . . . . . . . . 1339 Russ Bldg kan Francisco'. Cak Penn . Nicholas Samuel. Prof . of Min., Siberian Inst . of Tech . .~omsk."~i~ber ia . via ~ d n d o n . Pennebaker. E . N.. Chief Geol.. Cons . Coppermines Corp .......... Box 111. Kimberly. Nev . Penny. Frederick W., .Phoenix Oil & Transport Co ..

Casuta Postala No . 1. Ploesti. Romania . . Penrose. Spencer . Min . Engr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Colorado Springs . Cola. TPentegoff. Vladlmir P., Geol . Enrr., The Radiore Co., 9035 Venice Rlvd., Los Angeles . Cal . Psntland . W . J .. Union Copper Co . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Tepezala. Aas .. Mexico . w- Pepperberg . Leon J.. Geol . & Engr . . . . . . . . . . . . . . . . . . . . 1731 N . Henderson S t . Dallas Tex . Percy . Harry Lord . Cia; de Cobre Magistral Ameca. S . A . . . . .Apt. 7. ~meca. ' Ja l . . M'exico . Perin. Charles P.. Pres .. Perln Engr? . Co .. Inc . . . . . . . . . . 11 W . 42nd S t . New York N Y . a- tPerini V . C .. J r Geol .. Merrv Bros . & Perini . . . . . . . . . . . . . . . .Box 606' Fort ~ o r t ' h ex. perkind. Alfred E is t. Mp.r .. Crucible Steel Co . of America . . 2635 ~ a l n d t S t .. ~ e n v e r ' Colo . a- Perkins . Enoch .. Societe Chimique du Chrome . . . . . . Boite Postale 37. Noumea New ~ale'donia . p~ -. Perkins . James C.. Supt .. Shovel Dept.. United Verde Copper Co . . . .Box 38'2. Jerome. Ariz . t p e r k ~ n s . John R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Box 195 . Washington. Conn . Perkins. W . A .. Asst . to Gen'l Mgr.. Chile Exploration Co ........... .Chuquicamat a. Chile .

. ~- For explanation of symbols. see page 65 .

MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES 149

Perkins . Walter G .. Cons . Engr . & Met .... 70 Finsbury Pavement. London. E . C . 2. England . t p e r r i ng . Ronald J . Asst . Mine Foreman . Burmah Corp., Ltd ..

Bawdprin. N.S.S., Burma. India . - Perrott. G . S t . J.. A . 0 . Smith Corp ................................... .Milwauke e. Wis . -9 Perry . Howard I3 .. Mining Operator ...................... 52 Exchange St.. Portland . Me . Perry. John G Pres.. Perry-Jacobs Rubber Co .............. 1545 Lincoln St.. Denver. Colo . Perry . 0 . B .. c o n s . Mjn . Engr., .

604-606 California Commercial Union Bldg., 315 Montgomery St., San Francisco. Cal . Perry . R . M., Min . Engr., Asst . to Pres., & Gen'l Supt., The Moffat Coal Co.,

604 Gas & Electric Bldg., Denver. Colo . Perry . Robert S., Pres., Perry & . Webster. Inc .. & Perry Corp.,

31 Union Square . New York. N . Y . .............................................. ?Perry . Vincent D .Cananen. Son.. Mexico . *Peaout . Edward. Gen'l Foreman . Roaster. Nevada Cons . Copper Co ..

Box 1246. McGill. Nev . Pessel. Leopold. Chem . & Met . . . . . . . . . . . . . . . . . . . . . . . . . . 201 Manheim S t .. Philadelphia. P a . tpe ters . George L., Pres., Peters Brothers Rubber Co., Inc., 160 John S t . ; Brooklyn . N . Y .

(LLdP e t e r s . Richard . J r . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 422 Land Title Bldg .. Philadelphia. P a . .......................... *Peteraen. Max S.. Min . Engr .. Walker Mine S p r ~ n g Garden. Cal .

Petersen. Sverre . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7241 Maryland Ave.. University City. Mo . 'Peterson . Arthur William. Met . & Chem., General Plate Co . . 34 Forest St., Attleboro. Mass .

-Peterson . Axel M . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167 4th Ave.. San Francisco. Cal . . 8. Peterson. Clarence J .. Texorna Natural Gas C o . . . 4th Floor . Rule Bldg.. Amarillo. Tex .

"Peterson . E . Clarence. Flotation Met .. Minerec Corp . . . . . . 120 Broadway. New York. N .. Y. ....................................... . . Peterson. Joseph S Apt 3. Pachuca. Hgo.. Mexico . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Peterson . Orrin P 215 Montana Ave.. Santa Monica. Cal .

Peterson . R o p f t M; Mine Supt., Roan Antelope Copper Minea. Ltd .. N.Dola, Rhodesia. Africa . Peterson. Wllllam. Prof . of Geol., Utah Agricultural College. State Geologist of Utah.

Logan. Utah . Petkoski. Thomas . Cons . Supt.. Lehigh Coal & Navigation Co ............... .Lamford. P a .

da 'Petsch . Arthur H .. Ohio Mexico Oil Corp.. 6 . A . ...... .Ap t . 134. Saltillo . Coah .. Mexico . -Pet& Imer . Mngng . Dir.. Ross Beason & Co ..... .2 1.23 E . 2nd S . St.. Salt Lake City. Utah .

-Pettib. Edson S .. South American Development Co ......... .Ap t. 655 . Guayaquil. Ecuador . - Petty . Dalney E . . . . . . . . . . . . . . . . 1 0 1 8 Alamo National Bank Bldg.. San Antonio. Tex . Petty . Olive Scott. Chief Engr., Petty Geophysical Engineering Co.,

10 Tenth St., San Antonio . Tex . Petrel. Charles L .. Min . Engr . & Geol.. New York Trap Rock Corp . . . . . . .Newburgh. N . Y .

-Pew. J . Edgar . V.P.. Sun Oi! Co . . . . . . . . . . . . . . . . . . . . . . 1608 Walnut St.. Philadelphia . P a . ... . . . . . . . . . . . . . . . . . . . . . . . . . . ,Pew . John G.. Sun Shipbuilding & Dry Dock Co Chester. .Pa .

+Pew . Thomas W .. Supt . of Drilling. Twin State Oil Co . . . . . . . . . Box 99. Point Arena. Cal . Pfahler. Robert G., Min . Engr. , ,The Berwind-White Coal Min . Co.,

709 15th St., Windber. P a . 'Pfeffcr . G . C .. Surveyor. Metropolitan Water Dist . of Southern California .. .Banning. Cal . Pfeiffer. G . N.. Cons . Engr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121 S . 17th S t .. Herrin. I11 .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a - ~ f i i f f e r . George W 5020 0 . 15th S t .. Philadelphia. P a . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pfordte . Otto F.. Min . Engr Cairo. Greene Co.. N . Y .

. . . . . . . . . . . . . . . . . . . . . . . . Pfoutz. Charles Y .. The Dorr Co 7204 Lindell Ave .. St . Louis. Mo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Phalen . W . C Drawer 271. Syracuse. N . Y .

Phelan . R . E .. V.P., charge of Operations . Hudson B:ry Min . & Smelt . Co., 500 Royal Bank Bldg .. Winnipeg. .Man .. Canada .

tPhelps. George H., Metallographist . ' ~ e t r o p o l i t a n Engrg . Co .. 1250 Atlantic Ave .. Brooklyn. N . Y .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Phelps . W . B 1494 Brae-Burn Rd.. Altadena. Cal . . . . . . . . . . . . . . . . . . . . . . . . .. .

&I IIPhernister Harry I Atlas Powder Co Grant Bldg.. Pittsburgh. Pa Phibbs W . R.. Mgr.. Utah Operations. Colurnhia Steel Co . . . . . . . . . . . . : ...... .Prove. Utah .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . phi~ipdi. H Dagoweg 135. Bandoeng. Java. D.E.I. tphillips. Albert J., Supt . of Research. Central Research Lab., American Smelt . & Refin . Co.,

Maurer . N . J . Phillips. Arthur. Met .. Asst . Prof . of Met., Harnmond Laboratory. Yale Univ.,

New Haven. Conn . . . . . . . . . . . . . . . . . . . . . . . Phillips. D . McN .. Min . Engr.. The Texas Co Box 6. West Point. Tex .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Phillips . Henry D 2422 Penn Ave.. West Lawn . P a . . . . . . . . . . . . . . . . . Phillips . Joseph L .. Civ . Engr 4968 Highland View Ave.. Los Angeles. Cal .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Phillips. Louis .Villa Nova de Lima. Minas Geraes. Brazil . .............................. . Phillips . Walter W.. Pres.. Phillips Dev . Co Phillips Mont .

Philpott. Royden C. . Supt .. Cerro Min . Dept., Cerro de Pasco Copper Corp., Cerro de Pasco Peru .

................................ . . ... . . tPhin. Robe r t ' P . : 311 Jamaica Ave.. Astoria. L I N Y tPhippeny. Roger S., Business Mgr., Big Missouri Min . Corp.,

603 Perkinu- Bldg .. Tacoma . Wash . Phythyon. Harry . Inspector of Mines. Commonwealth of Pennsylvania ... .Belle Vernon . P a . Pidrering. J . C .. Mines & Enterprises Cons ........................... .Llallagua. Bolivia .

. . . . . . .. Pidrett George B .. Oil Lands. Rotary Drilling 319 Patterson Ave San Antonio. Tex . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pierce.'^. A.. Gen'l Supt.. U . S . Potash Ca .Carlsbad. N . M .

...................... . . Pierce F . E . Cons . Engr Room 621. 522 5th Ave.. New York N Y . . . . . . . . . . . . . . . pierce: H . L .. Sec.. The M . A . Hanna Co 1300 Leader Bldg.. levela and. Ohio &3 -Pierce. James H., Cons . Min . Engr., Stuart . James & Cooke. Inc ..

Whitehall Blda., New York . N . Y . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . *Pierce. Raymond B 54 Lee St.. Marblehead. Mass .

Pierson. Harold L .. Tech . Supervisor . Torrington Branch. American . Brass Co., Torrington. Conn .

. . . . . . . . . tpietsch. Peter H.. Methods Engr.. Western Electric Co 2511 W 23rd St.. Chicago I11 ...................... . .. Piez . Charles . Pres .. Link-Belt Co 910 S Michigan Ave Chicago. Ill .

F or explanation of symbols. see page 65 .

. .

. .

150 MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES

. IlPif et. Druw Augustus P .................... .Sub Nigel . Ltd.. Niegel . Transvaal . S . Africa Pigott . Curtis Met.. Supt . Tennessee Copper Co ....................... .Copperhill. Tenn .

+H *Pike . c h a r l d Spencer . I&., Americin Smelt . & Refin . Co .. Apt . 63 . Chihuahua. Chih., Mexico .

. Pike. Robert D ......................................... 4069 Hollis St.. Emeryville. Cal . Piker . Theodore . Foreign Bond Buying Dept., National City Co.,

55 Wall S t .. New York . N . Y . + u k ~ i l l i n g . Norman B.. Met .. International Nickel Co ........................ Bayonne. N . J .

Pinfold . Ernest Sheppard. Geol., Mngng . Agent. The Indo-Burma Petroleum Co., Ltd., Box 132 . Rangoon. Burma . India .

IIPippin. Gilbert I .. Student Engr.. Innersoll-Rand Co ...... 11 Broadway. New York. N . Y . Pitcher . Norman Charles . Min . Engr .. Prof . of Min . Engrg., Univ . of Alberta.

Edmonton. Alta .. Canada . Pitkin . Stephen H ..................................... 422 W.' Market S t .. Akron . Ohio .

5 - ~ i t t . Dale L .. Min . Engr.. Mgr .. Premier Gold Min . Co .. Ltd ..... .Premie r. B . C .. Canada . tPittman . Dalton B., Chief Engr .. Moctezuma Copper. Co ..

Pilares de Nacozari.. Son .. Mexico . F -Plank. William B .. Head.. Min . Dept.. Lafayette College ..................... .Easton. P a . 'Plant. Valentine . Met . Engr .. The Braden Copper Co .................. .Rancagua. Chile . Plate . H . Robinson. Cons . Min . Engr ...................... 85 2nd S t .. San Francisco . Cal . . . * Platt . Frederick Clark. Geol . .................................... .Box 414 Shelby. Mont Platt . James M ........................................ 446 El Camino . Beverly Hills. Cal . Platta. John B .. Min . Geol ..................................... Box 1086. Wallace. Idaho . Playter . Robert F.. Geol.. Lake View & Star Ltd ............... .Fimiston. W . Australia . Plein. Leo. N., Assoc . Min . Engr., U . S . ~ u r e k u of Mines . . 4800 Forbes St., Pittsburgh. P a . Pleistrr . Henry W.. V.P. & Gen'l Mar.. Diamond Expansion Bolt Co ....... .Garwood. N . J . Plock . Albert F .. Pres.. Pittsburgh Metallurgical Co .................. Niagara Falls. N . Y . . Plumb. Charles William . Mgr.. Cons . Copper & Sulphur Co ......... .Eustis. Que.. Canada

, @lummer . F . B. . Geol.. Bureau of Economic Geol.. Univ . of Texas ............. Austin. Tex . Pogue . Joseph E.. Cons . Engr .............................. 43 6th Ave.. New York. N . Y . . . .......... . . . Poillon Howard A.. Min Engr.. Poillon & Poirier 11 Broadway. New York N Y . . a- Poirier . C . Herbert. Cons . Min . Engr ......................... .Box 66 . Lordsburg. N M .. ............................... . . . . . . ..... Poister. Ralph 9 Alan Wood Steel Co .Conshohocke n. P a

.. .. ............. . IIPolisson William George Coal Research Dept.. Univ of Utah .Salt Lake City Utah Polkinghome; Wilfrid C Instr Michigan College of Mines .Houghton. Mich Pollen . Clement H .. Min . Engr .. c/o Canadian Bank of Commerce .

2 Lombard St., London . E . C .. England . Poluahkin . E . P .. Met . Engr., Instr of Met .. School of Mines . Columbia Univ ..

New York. N . Y . Pomeroy . Horace G.. Min . Engr ........................................ Address Wanted . Pomeroy . L . L .. Engr.. The Dorr Co .................... 247 Park Ave.. New York . N . Y . Pomeroy. R . E . H .. Supt.. Durango Smelter . American Smelt . & Refin . Co ... .Durang o. Colo . Pond . Walter F .. State Geol.. Tennessee Div . of Geol .... 401 7th Ave . N .. Nashville. Tenn . Ponisovsky . James, Asst . Met . Engr., Copper Exporters. Inc ..

19 Rue de la Chancellerie . Brussels . Belgium . Ponton . ~ e i a l d M.. Asst . Geol.. Florida State Geol . Survey ..... .Box 495 . Tallahassee. Fla . *Poole. H . Gordon. Research Fellow . School of Mines. Univ . of Idaho . . . . . . . . Moscow . Idaho . . . .. . . . . _ Poor Willlam B.. Asst Chief Engr.. United Gas System 612 Rusk Bldg.. Houston Tex Pope . A . C ....................................... 4777 N . Bartlett Dr.. Milwaukee . Wis . Pope . D . J .. Cia . Minera Asarco ................................. .Charca s. S.L.P.. Mexico . . .. ................. . t P o p e s a Teodor G.. Refinery Chem Rafineria Aurora .Baicoi. Romania

I IIPopoff . Gregory C .. The Bunker Hill & Sullivan Min . & Concentrating Co .. Box 1148. Kellogg . Idaho . . .. .. . .... . . . . . . . . . . . . . . . . . . . . . . .. . Porch Edwin L J r Cons Geol Frost Bldg San Antonio. Tex

Portella. Carlos A., Min . Engr., Dir., Cuerpo de Ingenieros de Minas y Aguas . Apt . 889. Lima . Peru .

Porter . Earle 9.. Asst . Gen'l Mgr .. Amerada Pet . Corp ..................... ..Tulsa. Okla . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . Porter. H Hobart. Cons Engr 52 William S t New York N Y *-Porter . Jesae C.. Min . Engr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Robins Bldp . 510. ~ a v a n a : Cuba .

Porter. John Bonaall . Prof . & Dir . of Min., McGill Univ., 3600 McTavish S t .. Montreal. Que . Canada . Ch, - Porter. John Jermain. Met . Engr .. V.P. 81 Gen'l Mgr., North American Cement dorp.,

Hagerstown . Md . Porter . Rudolph . Mgr.. Federal Plant . American Smelt . & Refin . Co . . . . . . . . . . .Federal I11 . Porter . W . E ................................... 710 Denver National Bldg .. Denver. bolo . Porter . William W.. 2nd . Geol . . . . . . . . . . . . . . . . . . . . . . 8315 Beverly Blvd .. Los Angeles. Cal . Portugal . Joseph H., Min . Engr., Mnr .. Empresa Minera Colquechaca.

Simon I . Patino. Colauechaca. Bolivia . Posada . Juan de la C.. Min . Engr ......................... .Medellin. Antioquia. Colombia . Posada Gaviria. V ........................................ Hotel Rialto. Bogota . Colombia . *Pestle. Lawrence T .. Min . Engr.. Lake Shore Mines . Ltd .... Kirkland Lake. Ont.. Canada . . ........ . .. . *Potter Charles Franklin 40 S Los Robles Ave.. West Cosst Blde Pasadena. Cal . .... . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . .. . ... . . . . . . . . . . . Potter Edward C 2745 Brandywine St Washington. D C . . . . ........................ .. . . Potter George W Gen'l SuPt of Mines. Eagle-Picher Lead Co .Picher. Okla Potter Horntlo c/o R S Bull 6116 Waterman Ave S t Louis. Mo

&-potter. Jamea A.. Construction Engr .. New Cornelia Copper Co . . . . . . . . . . . . . . . .Aj 0. Ariz . Potter. Philip J .. .Met .. Federal-Monul Corp . . . . . . . . . . 11031 Shoemaker Ave.. Detroit . Mich . potter. William C., Min . Engr., Pres., Guaranty Trust Co . of N . Y.,

140 Broadway. New York. N . Y . Potts Allen Dewey. Met.. Simonds Saw & Steel Co ................ Box 368. Lockport. N . Y . ~ o t t s : William M .. Civ . Enzr.. Mgr .. Ismbella Furnace ....... .Wyebrooke. Chester Co.. P a . Poulsen. Magnus . Min . & Met . Enar., Gen'l Mgr .. Soci6t6 Belge Industrielle et Miniere du

Katanga. Simkat. Elisabethville. Katanga . Belgian Congo . Africa . For explanation of symbols. see page 66 .

MEMBERS. JUNIOR MEMBERS. ASSOCIATES AND JUNIOR ASSOCIATES 151

POURCEL. ALEXANDRE . ~ngenieur Civil des Mines . . . . 2 Spuare du Roule . Paris . France . Powel. De Veaux ...................................... 16 W . 66th St.. New York . N . Y . Powell . Donald A ................................... S t . Gerard Yamaska. Que .. Canada . Powell . Frederick J.. Lawyer. Powell 81 Ruch .............:... 70 Pine S t .. New York . N . Y . Powell . J . Brentnall ................................... 4420 Roland Ave .. Baltimore . Md . Powell . John Wilson. Min . Engr .................................. Box 916. Welch. W . Va . IIPowell . William Carlos . Geol .. Dept . of State Engrg., State of New Mexico .

Box 1079. Santa Fe . N . M . Power . Frederick Danvers .......... 26 Woodside Avenue East . Burwood. N.S.W .. Australia . Power . Harry H .. Pet . Engr.. Production Dept.. Gypsy Oil Co ................ Tulsa . Okla . Poweru. Joaeph Francis . Mgr.. Liberty Metals Co . . . . . . . . . . . . . . . . . . . . . . . . . . . .Troy. Mont .

-Powers . Sidney . Pet . Geol .. Cons . Geol.. Amerada Petroleum Corp ........... ..Tulsa. Okla . POY. Clarence William. Cons . Min . Engr .. Srednzpolymetal. Central Asia Polimetal .

Tchimkent. Kazakstan. U.S.S.R. IPozharaky . b a n I .. Met . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 342 E . 15th St .. New York . N . Y . Pratley . H . Hart. The Ohio Oil Co . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Box 206 . Bakersfield . Cal .

.......... t P r a t t . J . Weston . Ins t r . of Metallography . Mass . Inst . of Tech Cambridge. Mass . .... . . . . . . . . . . . . Pra t t Wallace E.. Min . Geol.. Iiir.. Humble Oil & Refin . Co Houston. Tex .

S - ~ r e s & t t . Basil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Address Wanted . IIPrescott . Harry T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 617 6th St.. N.. Great Falls. Mont . Presley . BeVan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Kennecott. Alaska . Preston. Very1 ............................................. .Hohoku s. Bergen Co .. N . J . Prevoat . Albert A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 314 Sonoita Ave .. Nogales. Ariz . Price . David James. Engr . in charge. Chem . Engrg . Div., Bureau of Chemistry & Soils.

U . S . Dept . of Agriculture. Washington. D . C . Price . E . F .. V.P., Union Carbide & Carbon Corp .. Pres . & Dir . of various of its sub-

sidiaries. 30 East 42nd St., New York . N . Y . Price. Harold C .. Met . Engr .. Mar . & Owner. Welding Engrg . Co.,

Johnstone Bldg., Bartlesville. Okla . Price. Henry B ....................................... 17 Battery Place. New York . N . Y .

..................................... . IIPrice . John Fred.. J r Apt 38. Parral. Chih.. Mexico . . .. . .. - Price John M Min Engr .Rep.. Oglebay. Norton & Co.. Kapjelski Pe r Dom 9. A p t 123. Moscow. U.S.S.R.

XYC6Price. S . S.. Geol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1502 Phjltqwer Bldg .. Tulsa. Okla . ...................................... Price. W . Armstrong Box 112. Corpus Christi. Tex . ................ Price . William B .. Chief Chem . & Met.. Scovill Mfg . Co Waterbury. Conn . . . . . . . . . . . . . . . . . . . . . Price . William R .. Mgr .. Curlew Min . Co Montana Club . Helena. Mont .

Priddey. Gordon C., Messrs . Henry Wiggin & Co., Ltd . .Victoria St .. Smethwick. England . *Pride. Willlam Lillard . Trainmaster. Cerro de Pasco Railway Co., Cerro de Pasco . Peru . Priestley . William J .. V.P.. Electro-Met . Sales Corp .... 30 East 42nd St .. New York. N . Y . Primrose . John. V.P.. Foster Wheeler Corp ................ 165 Broadway. New Yo&. N . Y . Prince . George Wallace. Vulture Lease ................................ Wickenburg Ariz . p- Prindle . Edwin J., Patent Lawyer . Prindle. Wright . Neal & Bean.

Trinity Bldg., 111 Broadway . New York . N . Y . A ~ r i n g l e 0 L St . Louis Gas & Coke Corp ............................ ..Granite City. I11 . (O ~r ing l e : ~ b b G t W .. Cons . Min . Engr . : ........ ..Box 31 . Gatooma . S . Rhodesia. S . Africa .

)Prinsle . William Dick ............................... 6648 Wilkins Ave.. Pittsburgh . P a . -Prior. Charles E . Gen'l Mgr .. The Wiluna Gold Mines. Ltd ......:.... .Wilun a. W . Australia .

. .. .. . ................... .. . 5 Prior. F 0 Pres Stanolind Oil B Gas Co Philcade Bldg Tulsa; Okla Pritula. Alexander Fomitsh . Min . Engr ................ 21 Krapotkin St.. Moscow. U S S R . ................... Probert. Alan . Met.. Mill Supt .. Sunnyside Mi? . & Mill . Co Eureka. Colo . Probert. Frank H .. Cons . Engr .. Min . Geol., Mln . Dept .. University of California.

Berkeley. Cal . Probst . Elmer A .. Engr . of Mines . Winston Bros . Co .................. Minneapolis . Minn . Prochazka . George A .. J r . . . . . . . . . . . . . . . . . . . . . . . . . 63 Hawthorne Ave .. East Orange. N . J . Procter Ernest Asst . Geol . Burmah Oil CO .. Ltd ....... .Nyaunghla. Upper Burma . India . e ~ r o c t d r C . P .. Chief hem.. Central Lab.. Pittsburgh Coal Co ........... .Pittsburgh. P a .

c r jp rommei Harald W . C ............................... 731 S . Downing St .. Denver. Colo . Proseer. ~ e r m a n A .. Met . Engr .. Retired .

26 Pla t t S t .. Box 878. City Hall Sta., New York . N . Y . . Prostel Edward Plant Supt .. Lehigh Briquetting Co ................... .Dickinso n. N . D ~ ( p r o t ~ . ' Donald E .. Anglo-Chilean Cons . Nitrate Corp., Oficina Pedro de Valdivia . . . Casilla 16. Tocopilla. Chile .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Proust . Rene. Min . Engr Box 90. Kuala Lumpur F.M.S. ...................... . prout. F . 9.. Div . Geol.. Empire Gas & Fuel Co Box 417. Tyler. Tex . . . prout. John W .. J r . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 321 S Rodeo Dr.. Beverly Hills Cal . - Prouty. Roswell W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Instructed to hold everything 9 Prouty. William F., Prof .. Economic Geol., Dept . of Geol .. Univ . of North Carolilla . Chapel Hill . N . C .

.............. . Provine . George. Gen'l Mgr.. The Tulsa Lead & Zinc Co Box 67. Miami. Okla %.- Pwde. George Brown . V.P. & Gen'l Mgr., The Union Pacific Coal Co., First National Bank Bldg., Rock Springs. Wyo .

pryer W C .. Research Met.. Pyrites Co . Ltd . . . . . . . . . . . . . . . . . . . . . . . . . . . .Wilmingto n. Del . ........................ tPugd. illis ism E .. Student . Colorado ~ c h o o l of Mines Golden. Colo . ......................... - pulsifer, H . B.. M e t Ferry Cap 81 Set Screw Co Cleveland. Ohio . 9 tPnmphrcy. M . E .. District Sales Mgr .. General Refractories Co .. 40 Rector S t .. New York . N . Y .

. I(pural. Robert N.. in. Engr ............................ 100 W . Market s t .. DanviUe. P a . . ..... . a- *Pursglove. Joseph. J r .. V.P.. Big Five Coal Co 106 Markham Dr.. Mt Lebanon P a . . . ............... Pnrvis. R Allison .Briarfield. Brockham Lane Betehworth. Surrey. England Putnam. W . P .. Cons . Chem . & Met., Pres . & Gen'l Mgr., The Detroit Testing Lab ..

664 Baalev Ave .. Detroit . .Mic h.

'26 '14 '80 'OF

. .

For explanatton of byfibol'l, see page 65 .

152 MEMBERS, JUNIOR MEMBERS, ASSOC~ATES AND JUNIOR P.SSOCIATES I

. . . . . . . . . . . . . . . . . . . . . . . . . . . . I/Putnam. William C.. .4125 Rosewood Ave.. Los Angelea. Cal. tPybum, Paul F.. Jr., Cia. Minera Kildun y Anexas, S. A.,

Apt. 41, Matehuala, S. L. P., Mexico. Pyne. Francis R., Met. Engr., Supt., Raritan Copper Wks . . ........... .Per th Amboy. N. J.

Quade, John C., Chief Engr., Saline County Coal Co.. .................... .Harrisburg. Ill. Quarrie. Bertram D., Min. E n ~ r . , Pres., Oliver Iron & Steel Corp.,

10th & Muriel Sts., Pittsburgh, Pa. ........................... Quarrier, K. D.. Gen'l Supt.. Carbon Fuel Co. . .Carbon. W. Va.

Quayle. Theodore W.. ............................... ,844 S. Washington S t , Denver, Colo. Queneau. A. L. J., U. S. Steel Corp.. ..................... .71 Broadway. New York, N. Y. tQuier. Edwin A.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 701 Centre Ave., Reading. Pa. Quigley, Arthur H.. V.P., Detroit Branch. The American Brass Co..

174 S. Clark Ave., Detroit, Mich. Quigley. W. S., Pres., Quigley Furnace Specialties Co.. . . . .56 W. 45th St.. New York. N. Y. Qujgly, W. J.. Pres.. Howe Sound Co.. .................. ,730 Fifth Ave., New York, N. Y. Qu~nby, Harry D., Min. Engr. & Met.. . . . . . . . . . . . . . .I22 Guerrero St., San Francisco. Cal. Quinn. Clement K.. Clement K. Quinn & Co.. ..... .lo50 Union Trust Bldg., Duluth, Minn. .............................................. Quinn, M. F.. Instructed to hold everything. Quinn. T. S., Treas., Lebanon Steel Foundry.. ............................... .Lebanon, Pa. Quirke, Terence Thomas, Prof. of Geol., Univ. of Illinois.

245 Natural History Bldg., Urbana, Ill.

Raddiffe, Donald Hewson.. ....................... ,4121 Wilshire Blvd.. Los Angeles, Cal. tRadcliffe. Thomas D., Met. Engr.. Met. Lab., Standard Oil Co. of California, Richmond, Cal. Raddatz, Em11 John. Pres. & Gen'l Mgr., Tintic Standard Min. Co..

1111 Walker Bank Bldg., Sa l t Lake City, Utah. Radford. Walter J., Engr., Gen'l Mgr., The Blue River Placer Min. Co.. Breckenridge, Colo. tRadford. Wm. H.. Min. E n g r . . ........ . 4 . . ........... ,2360 Broadway. San Francisco, Cal. Rae, Colin C.. Geol. Dept., Skelly Oil Co, . ................................... Tulsa, Okla. Ragaa. Ivan, Min. Eng r . . ................................... .Andeer, Grison, Switzerland. Rahilly. H. J.. Asst. Gen'l Supt., Anaconda Copper Min. Co.. .. .:. ........... Butte. Mont. tRaick. Julien M. J. 0, Tech. Prize, A. I. Liege, 1923:

104 Avenue General Pastur. Uccle, Brussels, Belgium. Raigorodsky, Paul M.. V.P. & Gen'l Mgr., Pet. Engrg., Inc..

1604 Philtower Bldg., Tulsa. Okla. Rain: Allan D. M.. Mill Supt., Braden Copper Co.. .............. .Sewell, Rancagua. Chile. R a ~ n ~ e r , Peter William ................................. Gachala. Cundinamarca, Colombia. Rains, L. F.. .................................................... Box 83, Pittsburgh, Pa. Rainsford. Ralph 9.. Bond Dept., Prudential Insurance Co.. ................ Newark. N. J . Rait. D. M.. ..................................................... Box 744, Warren. Ariz.

.Rakowsky. Victor, Cons. Min. Engr.. Oklahoma-Kansas-Missouri Zinc-Lead Fields. Joplin, Yo.,

Ralston. Oliver C.. Met.. ................................................ C r k d a e Ariz. Ramage. John H., Met.. Engra. Dept.. Westinghouse Lamp Co.. ......... .Bloomfield, N. J. Ramsay, Erskine, Chairman of the Board, & Gen'l Cons. Engr., Alabama By-Products Corp.,

Birminyham. Ala. Rammy, E. R.. The Dorr Co. . ........................... ,247 Pa rk Ave., New York. N. Y. Ramsey. Edwin L.. Supt., Steel Making & Blooming Mills, Wisconsin Steel Co..

South Chicago. Ill. Ramsey. William M., Met.. Pickands Mather & Co.. Union Trust Bldg.. .. ..Cleveland. Ohio. Ramseyer, Cl la~les F.. .................................... ,7808 S. Shore Dr., Chicago, Ill. Ramstedt, Axel P., V.P., Tamarack & Custer Cons. Min. Co . . ... .Day Bldg.. Wallace. Idaho. +Rand, Lenox H.. Pres., Mines Information Bureau, Inc..

Lafayette Trus t Bldg., Suffern. N. Y. Randall. Clarence B.. Asst. V.P.. Inland Steel Co.. ...... , . .38 S. Dearborn St.. Chicago. Ill. Randall. Harradon R.. V.P. & Mpr.. Rhoads Contracting Co . . ............... .Ashland. Pa. Randall, Henry L.. Pres., The Riverside Metal Co. . ....... .Riverside. Burlington Co N. J. (IRangel, Rafael, San Francisco Mines of Mexico. -Ltd., San Francisco Del Oro, Chih., ~ e x i c o . Rank, Raymond B.. ................................... ,2525 Fairfield Ave., Shreveport. La. Rankin. Alexander Cecil. Civ. & Min. Engr., Simpson & Rankin.,

175 Hope St.. Glasgow. Scotland. Rankin, James J.. ....................................... ,380 East End Ave.. Braver, Pa. Ranney Leo Pres. Ranney Oil Min. Co.. . . . . . . . .Room 343, 26 Broadway, New York, N. Y. ~ a n s o k e . FAder ic i Leslie. Prof. of Economic Gwl., California Inst. of Tech..

Pasadena, Cal. IIRappold, William F.. E. J. Lavino & Co.. ............................. .Norristown, Pa. Rappoport, Frederick Gerald. Civil Engr. , British Controlled Oilfields, Ltd.,

Apt. 232. Maracaibo, Venezuela. Rash. Frank D., Cons. Min. Engr.,

The Commodore Apts.. 2140 Bonnycastle Ave.. Louisville, Ky. Rathbun, Ross B.. Bag House & Cottrell P lant Engr., American Smelt. & Refin. Co.,

1212 Mills Bldg., El Paso. Tex. Rathjens. G. W., Engrg. Dept., U. S. Smelt.. Refin. & Min. Co..

Box 175. Salt Lake City, Utah. +Rattle. Paul S., Mgr., Central Warehouse & Storage Co.,

463 Commercial St.. Los A n ~ e l e s Cal. Rau, C. E. S.. ...................................... O o r a u m Kolar Gold ~ i e l d , ~ ~ . india. Ran, H. L.. Pet. Geol., Carter Oil Co.. ............................ Box 2045. Tulsa, Okla. Rauseh, W. 8.. Min. Engr.. Lehigh Coal & Navigation Co.. ................. .Lamford, Pa. *Rautio, Laurie J., Met. Asst., The American Rolling Mill Co.. .............. .Ashland Ky. Raviez. Louis, Pet. Geol., Hayden, Stone & Co. . . . . . . . . . . . . .26 Broad St.. New York, N. Y.

For explanation b~ symbols, see page 65. '

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