AUTHOR INDEXTHE JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY

VOL. IV, 1912A C H E S O N , E . S. Deflocculation. A ddress............................................ 62Adams, A. B . The D istillation of A lcohol.................................................... 8Adams, A. B . and J . M. Doran . Some D a ta on th e M anufacture of

Sm oking Opium and its Chemical Com position................................... 429Adams, G. O. and H . W . Clark . T he Influence of Carbon upon

N itrification ...................................................................................................... 272A ll en , I . C. and W . A . J acobs. A n E lectric Still A dap ted for

Difficult D istilla tions.................................................................................... 118Almy, C., J r . and W . K . L ew is . F ac to rs D eterm ining the C apacity of

a F ilte r P ress................................................................................................... 528Archibald, E . H . and J . N . L aw rence. The D eterm ination of

M oisture in Coals............................................................................................ 258Arth u r , W . an d W . H . W a lk er . Galvanized S tru c tu re of Iro n . . . . 397B A E K E L A N D , L. H . M orris Loeb (E d .) ................................................. 784Ba ekeland , L. H . Phenol-Form aldehyde Condensation P ro d u c ts . . 737B aekeland , L. H . Phenol-Form aldehyde C ondensation Products:

A C orrection ..................................................................................................... 857B aekeland , L. H. T he Abuses of Our P a te n t System (P a ten t

Sym posium )..................................................................................................... 333B a ekeland , L. H . The Incongruities of A m erican P a ten t L itiga-|: ̂ tion (E d .) .......................................................................................................... 785B a iley , E . G. In tro d u ctio n to th e S tudy of Fuel, by F . J . Brislee

(Book R ev iew )................................................................................................ 626B ancroft, W . D. Physical In d u stria l C hem istry (E d .) ....................... 79B a r r , W . M. and R . E . B uchanan. The P roduction of Excessive

H ydrogen Sulfid in Sewage Disposal P lan ts and ConsequentD isin tegration of th e C oncrete................................................................... 564

B a skerville , C. E x trac tio n of T h o ria ...................................................... 821B askerv ille , C. M orris Loeb (O b itu a ry ) ....................................... 846B a skerville , C. and W . A. H amor. The C hem istry of Anaes­

thetics, IV : C hloroform ..............................212, 278, 362, 422, 499, 571B a skerville , C. and H . S. R ie d e r e r . The Chlorides of Carbon

as Solvents, I : Carbon T etrach loride............................... 645B assett, W . H . Need of Special Alloys for Special Purposes

(Mineral W astes Sym posium )............................................................. 167B assett, W . H . Zinc Losses (Mineral W astes Sym posium ). 164B ea tt ie , J . H . and J . J . Sk in n e r . A n E xam ination of City S treet

Sw eepings......................................................................................................... 604B e n n e r , R . C. An E lectric L abora to ry F u rn ace ............................ 43B e n n e r , R . C. T he Need of Chemical Control in F u rnace O peration 691B en so n , H . K . Design and E qu ipm en t of th e Chemical Engineering

L abora to ry a t the U niversity of W ash ing ton ............................. 609B b rnthsen , H . A. Synthetic A m m onia.............................................. 760B erolzheim er, D. D . New P ub lica tions...................................................

............................70, 156, 234, 314, 391, 474, 551, 628, 700, 779, 859, 920B erolzheim er, D. D. Papers of Special In te re s t to In d u stria l

C hem ists and Chemical Engineers from the Proceedings of theE igh th In tern a tio n a l Congress of A pplied C hem istry ................. 779

B erolzheim er , D. D. R ecent Jo u rn a l A rticles (Classified L i s t ) . . . .............................71, 156, 235, 314, 392, 474, 551, 629, 701, 781, 859, 920

B erolzheim er , D . D. T ransactions of th e A m erican In s titu te ofChemical Engineers, Vol. I l l (1910) (Book R eview ).................. 313

B id tel , E . V aluation of F lu o rsp a r........................................................ 201B id tel , E . V aluation of F luorspar. A C orrection...................... 548B la ir , A. A. A nalysis of M etallurgical and Engineering M aterials,

b y H en ry W ysor (Book R eview ). ...................................................... 919B lasdalb, W . C. An Im proved E x trac tio n A p p ara tu s................. 302B lb in in g er , A . V. The R elation of the Silicate Industries to Con­

servation (M ineral W astes Sym posium ).......................................... 180B oeck , P . A. N otes on a New F orm of E x trac tio n T him ble ....... 303B oeck , P . A. and M. A. W illiamson . A New T ype of Inorganic

F ilte r for L abora to ry Purposes........................................................... 672B ogert, M. T . Am erican Commission on Organic N om enclature. . . . 309B orrowman, G. Some O bservations on the D isin tegration of Con­

crete C inder............................................................................................... 405B osw ell, M. C. an d J . L. Gooderham . The Com position of Fusel Oil

from B eet M olasses................................................................................. 667B ow ser , L. T. C arbon Dioxide: I t s Volum etric D eterm ination 203B ow ser , L. T . On the D eterm ination of C arbon Dioxide in Soils. . . . 265B oyle, J . J . D eterm ination of Manganese in S tee l........................... 202B radley, C. E . and II . V. T artar. A Com parative S tudy of M ethods

for th e D eterm ination of H ard and T otal Soft R esins in the Hop 209B radley, C. E . and H . V. T artar. The R ipening of H o p s............ 591B radley, L. The E lectrical P recip itation of Suspended Partic les by

the C ottrell Processes............................................................................. 908

B rady, W m . M etallurgy of Iron and Steel, by B . S tough ton (BookR ev iew )................................................................................................................ 390

B reck enridge , J . E . Com m ittee on P o tash , Fertilizer Division. . 224’B reck enridge, J . E D ivision of F o rty -fifth M eeting A. C. S.

Fertilizer C hem ists............................................................................................ 151B reck enridge , J . E . T he M anufacture of Chemical M anure, b y J .

F ritsch (Book R eview )................................................................................... 233B roeman, F . C. M ethod for D eterm ining F a t in Sugared E vapora ted

M ilk....................................................................................................................... 672B ro g d o n , J . S. T he A nalyst vs. the C hem ist............................................. 684B ro w n e , C. A. Cocoa and Chocolate, their C hem istry and M anu­

facture, b y R . W liym per (Book R eview )................................................. 473B ro w n e , C. A. H andboek ten D ienste v a n de Su ikerrie tcu ltu r en

de R eitsu ikerfabricage op Ja v a , by Gcerligs, C. P . (B ook R e­view ) ........................ 69

Bro w n e , C. A. The C hem istry of B readm aking, by Jam es G ran t(Book R eview )................................................................................................... 550

B ro w n e , C. A. T he Technology of B read-m aking, etc., by W . Jagoand W . C. Jago (Book R eview )................................................................... 313

B ro w n e , C. A. V inegars and Catsup, In te rp re ta tio n of S tandards,Analyses, E tc ., by R . O. B rooks (Book R eview ).................................. 628

B ro w n e , L. A. A n Im proved M ethod of A ssay for A rom atic SulfuricA c id .................................................................................................................... 512

B row n , O. W . and A. R . Ne e s . A S tudy of th e V ariations of thePhysical and Chemical Properties of R ed L ead .................................. 867

B ru bak er , H . W . A New A pparatus for the Volum etric D eterm ina­tion of C arbon D ioxide................................................................................. 599

B uchanan, R . E . an d W . M. B arr. The P roduction of Excessive H ydrogen Sulfid in Sewage D isposal P lan ts and Consequent D is­in tegration of the C oncrete........................................................................ 564

B ur rell , G. A. N a tu ral Gas Investiga tions of the B ureau of Mines 614B u r re ll , G. A . New Form s of Gas A nalysis A p p a ra tu s .................... 297B u r re ll , G. A. The Com position of Some Mine Gases and a De­

scrip tion of a Sim ple M ethane A p p a ra tu s ............................................. 96

C A B O T , S. T he Phenom enon of the A pparen t D isappearance of theH igher Boiling Phenols in Creosoted W ood and its E x p lan a tio n . . 266

Cabot, S. T he Value of the H igher Phenols in W ood-PreservingO ils..................................................................................................................... 206

Ca in , J . R . The D eterm ination of Chrom ium and its S eparation fromV anadium in S tee ls .. . ................................................................................ 17

Ca in , J . R . and D. J . D emorest. A New M ethod for th e D eterm ina­tion of V anadium : A n E x p la n a tio n . ................................................. 256

Ca in , J . R . and J . C. H ostetter . A R apid M ethod for th e D e­term ination of V anadium in Steels, Ores, etc., B ased on its Q uan­tita tiv e Inclusion by the Phosphom olybdate P rec ip ita te ................. 250

Cameron, F . K . P o ta sh from the Pacific K elps (E d .) ........................... 76Cameron , F. K . Seaweed, P o tash and Io d in e ........................................... 690Cam eron , F . K . W aste and Conservation of Phosphoric Acid and

P o tash (Mineral W astes Sym posium )..................................................... 169Cam pbell , W . T he M etallography of Iro n and Steel, by A lbert

S auveur (Book R eview )............................................................................... 919. Ca r pe n t er , F . B. Com m ittee on Fertilizer Legislation. Division

R e p o r t .............................................................................................................. 223Ca r pen ter , F . B. Fertilizer and Fertilizer H in ts , b y J . E . H alligan

(Book R eview )................................................................................................ 472Ca r pe n t er , F . B. P la n t Food: I ts Sources, Conservation, P re p a ra ­

tion and Application, by W . K . Bow ker (Book R eview )................. 234Ca r pen ter , J . L. an d G. R ig g . T he S torm er V iscosim eter and the

Value of V iscosity D eterm inations b y its U se...................................... 901Cary-Curr , H . J . T he U nderw riters’ L aboratories E x trac tio n A p­

p a ra tu s ............................................................................................................... 535Chandler , C. F . P resen tation A ddress (P e rk in M edal A w ard ) 132Ciia pin , H . C. A Modified V ictor M eyer A p p a ra tu s ................................. 684Ch a pin , H . C. T wo Pieces of L ab o ra to ry A p p a ra tu s............................... 453Ch e n ey , L. B. and G. W . P atterson . C ontact Sulphuric Acid from

B r im s to n e . . . . ..................................................................................... 723Clark , H . W . and G. O. Adams. The Influence of C arbon upon

N itrification ...................................................................................................... 272Clarkson, P . S. The D evelopm ent of H ydrosu lph ites in th e ir R e­

lation to M odern DyestufTs......................................................................... 733Coggeshall, G. W . and A. S. Cushman. The P roduction of A vail­

able P o tash from th e N a tu ral S ilicates................................................... 821

9 24 T H E J O U R N A L OF I N D U S T R I A L A N D E N G I N E E R I N G C H E M I S T R Y . Dec., 1912

Collins , A. T . A M ethod for Assaying S pirits of C am phor.................... 514Collison . R . C. Inorganic Phosphorus in P la n t Substances. A

M ethod of E stim a tio n .................................................................................. 606Colw ell, J . V. V. Frederick J . M ayer (O b ituary ).................................. 777Conradson, P. II . A pparatus and M ethod for C arbon T est and

Ash Residue in Petroleum L ubricating O ils ..................................... 903Conradson, P . H . A pparatus and M ethod for Sulfur D eterm ination

in Petroleum Illum inating and L ubricating Oils................................. 842Conradson, P . H . A pparatus for the E xam ination and S tudy of

the B ehavior of V alve and Cylinder and o ther Petro leum L ub­ricating Oils, in S a tu ra ted and Superheated Steam . CarbonDioxide, A ir and O ther G ases.................................................................... 744

Coolidge, W . D . Some A pplications of W rought T ungsten andM olybdenum (E d .)........................................................................................ 2

Cottrell, F . G. M ineral Losses in Gases and Fum es (Mineral W astesS ym posium )..................................................................................................... 182

Cottrell, F. G. The Research Corporation, an E xperim en t in P u b ­lic A dm inistra tion of P a te n t R igh ts (E d .) ............................................ 864

Crosslev , T. L. A Sim ple Form of L abora to ry S u p p o rt....................... 846Cru ess , W , V. The Effect of Sulfurous A cid on F erm enta tion

O rganism s......................................................................................................... 581Curry , B . E . and T. O. Sm it h . A S hort M ethod for th e D eterm ina­

tion of Soluble Arsenic in Commercial Lead A rsena tes .................... 198Cushman, A . S. N otes on a S tu d y of the T em perature G rad ien ts of

S etting P o rtlan d C em ent............................................................................. 728Cushman, A. S. and G. W . Coggesiiall. The P roduction of A vail­

able P o tash from the N atu ral S ilicates................................................... 821Cu tler , D . A. O rganization of R ubber Section, A m erican Chemical

Society ............................................................................................................... 547

D AV IS, L. and A. G. W oodman, The D eterm ination of Benzaldehydein M araschino Cherries and M araschino L iqueur................................ 588

Day , A. L. and R . B. Sosman. T he E xpansion Coefficient of G raph ite 490 D emorest , D. J . A New M ethod for the D e term ina tion of V anadium 249D emorest , D . J . The B ism uthate M ethod for M anganese.................... 19D emorest, D . J . The D eterm ination of Chrom ium and V anadium in

S te e l................................................................................................................... 895D emorest, D . J . and J . R . Ca in . A New M ethod for th e D eterm ina­

tion of V anadium : A n E x p lan a tio n ...................................................... 256D e n is , W . and O. F olin . A N ew Colorim etric M ethod for the De­

term ination of Vanillin in Flavoring E x tra c ts ..................................... 670D en n is , L. M. A New Form of O rsat A p p a ra tu s..................................... 898D e n n is , L. M. and W . J . O’Br ie n . The D eterm ination of P hos­

phorus in Commercial A cetylene.............................................................. 834D ew ey , F. P . The Business A spect of th e K elp P ro p o sitio n . 311D ew ey , F . P . T he D irect D eterm ination of Sm all A m ounts *of

P la tinum in Ores and B ullion .................................................................... 257D ickson , W . S. and C. II . I I erty . The Resenes of Resins and

O leoresins.......................................................................................................... 495D odge, F . D . The D eterm ination of E ucalyp to l (Cineol) in E ssential

O ils.............................................. 592D oran , J . M. A Sim ple T est for the D eterm ination of B u tte r F a t

in B u t te r ........................................................................................................... 841D oran, J . M. and A. B . Adams. Some D a ta on the M anufacture of

Sm oking Opium and its Chemical Com position................................... 429D owzard, E . A L ab o ra to ry G enerator for H ydrochloric Acid G as. . 452D ucca, W . A . T esting M ethods of R ubber C ontents in R aw and

V ulcanized R u b b e r..................................................................................... . 372D u isb er g , Ca rl. The L ates t Achievem ents and Problem s of the

Chemical In d u s t r y ....................................................................................... 749Day , A. L. and R . B. Sosman. T he E xpansion Coefficient of G raphite 490E L D R E D , F . R . Division of Pharm aceutical Chem istry, F o rty -

fifth M eeting A. C. S ...................................................................................... 150E ldred , F . R . The Scope of P harm aceutical C hem istry ........................ 396E m erson , H . W . and E . R . W e id l e in . Jam aica C am phor................... 33E m ery , W . O. The V olatile A cidity of Gum T ragacan th Com pared

w ith th a t of In d ian G um ............................................................................. 374E rn st , W . A . A S u b s titu te for the B last L a m p . ................................ 221E vans, W . W . The C hem istry of R ubber In d u stry , by H . E . P o tts

(Book R eview )................................................................................................ 627E y d e, Samuel. O xidation of A tm ospheric N itrogen and Develop­

m ent of R esulting Industries in N orw ay. A ddress.......................... 771F A IR C H IL D , j . G. The A ccurate V olum etric D eterm ination of

Phosphoric acid in Phosphate R o ck ........................................................ 520F a ir l ie , D. M. and J . N. P ring . The Synthesis of H ydrocarbons a t

H igh T em peratures and P ressures— ...................................................... 812F el d ste in , L. The R efractive Index of B eesw ax.................................... 498F erguson, W . C. A P lan for Organized R esearch and A nalytical

C hem istry in Successful Chemical M anufacturing ............................... 905F in k , C. G. Die M etallurgie des W olfram s m it besonderer B erueck

sichtigung der E lek trom etallu rg ie , by Mennicke, D r. H a n s 70F lem ing , R . S. N otes on th e Com position and A nalysis of Desiccated

Milk and C ream .................. 543

F lem ing , W . R . Corrosion of Iro n in Pure W ater and A ir Com­bined: The E lectro ly tic Theory A gain Confirmed............................ 480

F o lin , O. and W . D e n is . A New Colorim etric M ethod for the D e­term ination of V anillin in F lavoring E x tra c ts ................. 670

F oo te , H . W . and S. R . Scholes. T he E x trac tio n of P o tash andA lum ina from F eldspar ................................................................. 377

F orbes , E . B . A lundum n o t C onstan t in W eigh t.................................... 544F o x , C. P . A pocynum or In d ian H em p R u b b e r..................................... <087F o x , C. P . Perilla Oil.......................................................................................... 229F raps, G. S. R elation of A ctive P o tash to P o t E x p erim en ts ..... 525F rasch, H erman. A ddress of A cceptance (P erk in Medal A w ard). . . 134F r e rich s , F. W . A N o te .......................................................................... . . . 69F rer ic h s , F . W . M anufacture and T esting of Shipping Cylinders for

A nhydrous Am m onia (A ddress)...................................... 80F rerich s , F . W . T he M anufacture of Chloroform from Bleaching

Pow der and E th y l Alcohol............................................................... 345,406

G A IN E S , R . H . M onel M etal......................................................................... 354Ga ith er , E . W . A New A pparatus for the D eterm ination of Carbon

D ioxide.............................................................................................................. 611Gallagher, F. E . Division of In d u stria l Chem ists and Chem­

ical Engineers, Forty -fifth Meeting A. C. S ................................... 148Garratt, F . The R ap id D eterm ination of V anadium in S teel 256Ge e r , W . C. R ubber, by P . Schidrow itz (Book R eview ).................... 389Geer l ig s , C. P . H andboek ten D ienste v an de S u ikcrrie tcu ltu r cn

de R eitsuikerfabricage op Jav a , by C. A. Browne (Book Review) 6 9 ,Gooderiiam , J . L . and M. C. B osw ell. The Com position of Fusel

Oil from B eet M olasses........................................................................ 667Gortner , R . A. and C. O. R ost. The D eterm ination of T o ta l M an­

ganese in Soils.................................................................... 522G rosvenor, W . M. The U. S. P a te n t System (E d .) ............................. 318

H A D L O C K , W . L. An Im provem en t on the K jeldahl D istilling A p­p a ra tu s ....................................................................................................... 222

H a ll, E . J . A M anual of F ire Assaying, by C. H . F u lto n (Book R e­v iew )................................................................................................................... 473

H all , W . E . A ddresses to Engineering S tu d en ts by various speakers(Book R eview )........................................................................................ 155

H amor, W . A. C urrent In d u stria l N ew s.......................................................................................................... 307, 382, 459, 539, 619, 686, 774, 849, 913

H amor, W . A . T he Purification and Softening of W ater by P erm u tite(E d .) ................................................................................................................... 240

H amor, W . A. Technologic P apers of the B ureau of S tan d ard s No.3 ; T ests of th e A bsorp tive and Perm eable P ropertie s of P o rtlan d Cem ent M ortars and Concretes, together w ith T ests of D am p- proofing and W aterproofing Com pounds and M aterials, by W igand B ates (B ook R eview ).......................................................................... 549

H amor, W . A. The T hird In te rn a tio n a l R ubber E x h ib itio n 855H amor, W . A. and C. B askerv ille . The C hem istry of A naesthetics,

IV ; C hloroform .................................................... 212, 278, 362, 422, 499, 571H anson , H . M aine Section of th e A m erican Chemical S o c ie ty 546H arding , E . P . and L. L. Ny e . A R ap id C ontrol M ethod for th e D e­

term ination of Oil in G rains....................................................................... 895H a r t , E . A lum ina, Silica and P o tash from F e ld sp a r............................. 827H art , E . L abora to ry G enerator for H ydrochloric Acid Gas. A

N o te .................................................................................................................... 626H art, E . P o tash , Silica and A lum ina from F e ld sp a r............................. 827H artw ell , B . L . and F . R . P em b er . The Effect of th e “ W et Process”

on th e A vailability of Low -grade N itrogenous M aterials................ 441H aw ley , L. F . and R . C. P alm er . D istilla tion of Resinous W ood

b y S a tu ra ted S team ....................................................................................... 789H ea th , G. L. T he E stim ation of O xygen and Occluded Gases in Cop­

per, E tc . (A uthor’s N o te )............................................................................ 691, H ea th , G. L . T he E stim a tio n of Oxygen and O ccluded Gases in

Copper and a C orrection to th e E lectro ly tic A ssay in th e Com­plete A nalysis of C opper.............................................................................. 402

H ellm an , C. G. A Colorim etric M ethod for the D eterm ination ofCarbon in Iro n and Steel. A N o te ........................................................ 548

H e r s t e in , B. P a ten ts and Chemical In d u s try in th e U nited S ta te s(P a ten t S ym posium )..................................................................................... 328

H erty , C. H . and W . S. D ickson . The Resenes of R esins andO leoresins.......................................................................................................... 495

H illebra n d , W . F . Snap Com mercial A nalysis, by F . W . B abing-ton (Book R eview )............. ; ........................................................................ 700

H ir sc ii, A. T he P reparation and Properties of M etallic Cerium .A C orrection ..................................................................................................... 65

H irsch , A. T he P roduction of E th y l Alcohol from W aste P roducts(E d .) .................................................................................................................... 478

H ir st , C. T. and R . Stew art . C om parative V alue of Irr ig a ted andD ry-farm ing W h ea t for F lou r P ro d u c tio n ............................................. 270

H olmes, J . A. C arbon W astes (M ineral W astes S ym posium ) 160H o r n e , W . D. T em pera ture C orrections in R aw S ugar P o larizations 41 H ostbtter, J . C and J . R . Ca in . A R ap id M ethod for the D e ter­

m ination of V anadium in Steels, Ores, E tc ., B ased on its Q uan­t ita tiv e Inclusion b y the P hosphom olybdate P re c ip ita te ................ 250

Dec., 1912 T H E J O U R N A L OF I N D U S T R I A L A N D E N G I N E E R I N G C H E M I S T R YH ubbard , W . S. Difficulties in the Colorim etric E stim ation of

V anillin ................................................................................................................. 669H ug hes , L . S. A M ethod for the U tilization of Lead F urnace Fum e 262JA C K SO N , C. L. W olco tt G ibbs (L ette r to E d ito r) ......................... 51J acobs, W . A. and I. C. All e n . A n E lectric Still A dapted for Diffi­

c u lt D istilla tions............................................................................................. 118J aggard, B . P . C hem istry and the L ithographic In d u s try .................. 470Je s s e , R . H ., J r . Some T ests 011 a New C alorim eter............................. 748J on es , C. H . A ctiv ity of O rganic N itrogen as M easured by the

A lkaline P erm anganate M ethod................................................................... 438K A M O I, T . T he G raduation of H ydrom eters (A N o te )........................... 917K elley , W . P . and W . McG eo rge. The D eterm ination of H um us

in H aw aiian Soil................................................................................................ 664K en ned y , C. A Modification of th e Sweeney M ethod for Crude F iber 600 K ic h lin e , F. O. The D eterm ination of C arbon in S teel by D irect

Com bustion in th e N ew est Form of Sliim er Crucible, w ith theA id of a Perforated Clay D isc ...................................................................... 683

K ie f e r , H . E . Free Lime in P o rtlan d C em ent........................................ 358K n e f f , C. W . Sam pling C one........................................................................ 682K n o te , J . M. and W . R . W ork . A M odification of the F ra ry Elec-

trodynainic S tirring Device........................................................................... 534K nudsen , :H. Seaweed, P o tash and Iodine. A C ritic ism ....................... 623K obayashi, K . The K am b ar a E arth . A Decolorizing M aterial for

M ineral Oils, E tc ............................................................................................... 891K o e n ig , W . A. C arbon Dioxide A bsorption B o ttle .................................. 844K oiiman, H . A. S a lt R ising B read and Som e Com parisons w ith -

B read m ade w ith Y east.............................................................................20, 100K ohout, J . F . A Colorim etric M ethod for the D eterm ination of

Carbon in Iron and S teel................................................................................ 378K rauss, V. P . C obalt D rie rs................................................................. 731K ress, O. Casein, I ts P reparation and Technical U tilization, by

R o b ert Scherer (Book R eview )................................................................. 391K ress , O. R esearches in Cellulose, Vol. I l l , by Cross and Bevan

(Book R eview )................................................................................................ 858L A N D R U M , R. D. E nam els for Sheet S tee l............................................. 561Langm uir , A. C. Com m ittee on Professional Code of E thics, In ­

d ustria l D ivision............................................................................................ 226L aw rence , J . N. and E . H . Archibald. T he D eterm ination of

M oisture in Coals.............................................................................................. 258L ea vitt , S. S tudies on Soil H u m u s............................................................... 601L efpm ann , H . D etection of Form aldehyde in F o o d s................................ 626L e n iie r , V. A nalyse der seltcnen E rden und der E rdsaurcu,

Die, by M eyer and H auser (Book R eview ).......................................... 858L en h er , V. C ontam ination of L abora to ry Sam ples by Iro n D erived

from Crushing M achinery ............................................................................ 471L evinson , S. Some P ractical M ethods for T esting an d Iden tify ing

Colors for P rin ting Inks and S im ilar P igm en ts................................... 661L e w is , W . K . and C. A lmy, J r . F ac to rs D eterm ining the C apacity of

a F ilte r P ress................................................................................................... 528L in d er , W . V. Soy B ean Cheese............................................................... 897L ipm an , C. B. T he E ffect of Ignition on th e Solubility of Soil

P h o s p h a te s ...................................................................................................... 663L it t l e , A. D. T he A buse of B rand (Mineral W astes S y m p o siu m ).. . . 178Lomanitz, S. T he Oil of P ocho te ................................................................ 625Longmans, G reen & Co. D ictionary of A pplied C hem istry. A Cor­

rection , by E . Thorpe (Book R eview )................................................. 69SL loyd, C. C. R esearch Scholarship, The A ndrew Carnegie A nnounce­

m e n t ................................................................................................................. 917L ucas, Ca pt . A. F. Geology of the S ulphur and S u lphur Oil D e­

posits of th e Coastal P la in (Perkin Medal A w ard) (A ddress). . . . 140L u c k e , C. E . Fuel Econom y in Factories (A ddress)............................. 58M a C N ID ER , G. M. A M ethod for D eterm ining th e V alue of Com­

m ercial S tarches for Use in Cotton M ills.................................................. 417Marrs, L. E . A nnual Tables of C onstan ts and N um erical D a ta ,

Chemical, Physical and Technological, by In tern a tio n a l Com­mission of Seventh In terna tiona l Congress (Book R eview ) 627

Mason , C. D. O rd inary W riting F luid for M arking Porcelain Cruci­bles. A N o te .................................................................................................. 691

Mason , G. F . Division of Food and A gricultural Chemistry,Forty -fifth A nnual Meeting A. C. S ............................................................ 149

May, C. E . and C. P. S iie r w in . Concerning the Sugar C ontent ofW aterm elons....................................................................................................... 585

Maywald, F . J. Meeting of the R ubber Section, Forty -fifthM eeting A. C. S .................................................................................................. 152

McG eorge W. The Occurrence of Efllorescence on L ava B r ic k s .. . . 559McG eorge W . and W . P . K elley . The D eterm ination of H um us in

H aw aiian Soil..................................................................................................... 664McI lh in e y , P. C. A M ethod of Exam ining China W ood O il.................. 496McI lh in ey , P . C. Die Chemie der trocknenden Ocle, by W. Fahrion

(Book R eview )................................................................................................... 3 1 3

McI lh in ey , P . C. G erm an V arnish Making, by Max B o ttle r (BookR eview )................................................................................................................ 628

McK e e , R . H . A Still for A bsolute A lcohol............................................... 46McK en na , C. F . H ardness of P lasters and Cem ents, and a

•• Simple Chronographie A pparatus for R ecording S e t ......... 110McK en na , C. F . P o rtlan d Cement, by R . K . Meade (Book R e ­

view) ................................................................................................................... 698Meade, R. K . T he D istribu tion of Pow er in P o rtlan d Cement

M anufacture..................................................................................................... 378Mer ser ea u , G. Die Polarim etrie der Erdöle, by M. A. R akusin

(Book R ev iew )................................................................................................ 155Messel , R . Progress in In d u stria l C hem istry ........................................... 767Metzger , F. J . Technical M ethods of Chemical Analysis, by G.

Lunge (Book R eview )........................................................................... 472Metzg er , F . J . and F . W . Zon s . A V olum etrie M ethod for th e D e­

term ination of Thorium in the Presence of O ther R are E arth s.The A nalysis of M onazite S an d ......................................................... 493

Milfo rd , L. R . Modified B unsen V alve ............................................ *. 845Milfo rd , L. R . R ecent Analyses of the S ara toga M ineral W aters . . . 593Milfo rd , L. R. The D eterm ination of L ith iu m ...................................... 595M ills , H . P. A Punch for S tra ig h t R ubber T est Pieces. .............. 452Min o r , J . C., J r . The M anufacture an d T esting of Carbonic Acid

Cylinders.................................................................................................... SSMitch ell , T. A. A utom atic F ilte r F e e d ................................................... 613Moore, H . C. Calculation of Sulfuric Acid S tock by A pproxim ate

vs. A ccurate M ethods. A Special S lide............... 677Mork , H . S. Die Chemie de r Cellulose w ith P a rticu la r Reference to

the Textile and Cellulose Industries , by C. G. Schw albe........... 472Mu n roe, C. E . A ddress a t the Unveiling of the B u st of W olcott

G ib b s . ............................................................................................................. 48Mu n roe, C. E . N ote on the P roduction of M ercury F u l­

m in a te .............................................................................. 152M u n ro e , C. E . R ep o rt of th e D elegate to the Jo in t Conference 011

the P a te n t S ystem .................................................................................. 466Mun roe , C. E . T he P resen t S ta tu s of G as In d u stry and its O u t­

look...................................................................................................................... 536

N E E S , A . R . an d O. W . B row n . A S tudy of the V ariations of thePhysical and Chemical Properties of R ed L ead .................................. 867

N it c iiie , C. C. A R ap id D eterm ination of Sulfur in R oasted Blende 30Norton , T. H . Chemical In d u stries in Sweden (C onsular N o te ) . . . . 51Norton , T. H . Chemical In d u stries of N orw ay (Consular N o te ) 691N orton, T . H . Im proved Sulfuric Acid C ham bers. (C onsular N ote) 532N ow ak , C. A. A Sim ple and Inexpensive C onductiv ity Cell.............. 679N y e , L. L. and E . P . H arding . A R apid C ontrol M ethod for the

D eterm ination of Oil in G rains.................................................................. 895

O ’B R IE N , W . J . and L. M. D e n n is . T he D eterm ination of P hos­phorus in Commercial A cety lene................. 834

Olson , G eo . A. Com position of D ry G luten and its R elation to theP ro te in C ontent of F lo u r............................................................................. 206

O ’N e il l , J . G. The C ontinuous Purification of Coal Gas w ith W eakA m m onia L iquor............................................................................................ 876

Ovitz, F. K . and H orace C. P or ter . D eterio ration an d SpontaneousH eating of Coal in S to rage .......................................................................... 5

P A L M E R , R . C. and L. F . H aw ley . D istilla tion of Resinous W oodby S a tu ra ted S team ....................................................................................... 789

P a r k er , C. L. R ecent In v en tio n s ............................................................................................ 72, 157, 236, 315, 393, 475, 552, 629, 7 0 1 ,------, 860, 921

P a rr , S. W . A New Alloy with Acid R esisting P ro p e rtie s .................. 844P arr, S. W . A New C alorim eter Bom b w ith Special A dvantages as

to M aterial of C onstruction and M ethod of O peration . ........... 746P arr , S. W . The Causes for V ariations in V olatile M atte r D eter­

m inations........................................................................................................... 352P arsons, C. L. M iscellaneous Mineral W astes (M ineral W astes

Sym posium )..................................................................................................... 185P arsons, C. L. M ineral W astes: The Chem ists’ O p p o rtu n ity 125Patch , J . B . T he E n d of the Cooperative G lass Factories in I t a ly . . . 54SP atrick , W . A. and W . H . W a lk er . The D eterm ination of O xygen

in Iron and Steel by R eduction in an E lectric Vacuum F u rn a c e . . 799P atrick , W . W . and G. C. W ilsnack . A New V olum etric M ethod for

T in ....................................................................................... 597P atten , A. J . and C. S. R obinson . N eutral Am m onium C itra te

S o lu tion ............................................................................................................. 443P atterson , G. W . and L. B. Ch e n ey . C on tac t Sulfuric A cid from

B rim stone .......................................................................................................... 723P egram , G. B. The C hem istry of the R adio E lem ents, by F. Soddy

(Book Review ) ............................................................................................. 627P em b er , F. R . and B. L. H artw ell , The E ffect of the " W e t P ro ­

cess” on the A vailability of Low G rade N itrogenous M aterials. . 441P en ce , C. M. T he B rom ine and Iodoinetric M ethods for th e Volu­

m etric D eterm ination of Cresol................................................................. 518P ennock , J ohn D. Losses of Combined N itrogen (M ineral W astes

Sym posium ).............................. 172P e t e r , A. M. Com m ittee on P hosphate Rock. Fertilizer D iv ision .. 225

926 T H E J O U R N A L OF I N D U S T R I A L A N D E N G I N E E R I N G C H E M I S T R Y . Dec., 1912

P ilking ton , B. and H . V. Tartar . The E ffect of K iln-D rying a t145° P. on the Com position of the H o p ................................................. 839

P oetsch ke . Pa u l . T he Chlorine C ontent of M ilk.................................. 38P or ter , F . B . A M ethod for T esting o u t Problem s in Acid P h o s­

p h a te M anufacture......................................................................................... 264P orter , H . C. and F . K . Ovitz. D eterio ration and Spontaneous

H eating of Coal in S torage.......................................................................... 5P ou gh , F . H . Sulfur Mines of the Union S u lphur Com pany in

L ouisiana (Perkin Medal A w ard) (A d d re ss ) ...................................... 143P ratt, D . S. A New M elting-Point A p p a ra tu s ...................................... 47P r ic e , A. F . T hom as Price (O b itu a ry )...................................................... 917P r ic e , W . B . The Technical A nalysis of B rass and the Non-ferrous

Alloys, by Price and Meade (A u th o r’s N ote on Book R ev iew ) 469P r in o , J . N. and D. M. F a ir l ie . T he Synthesis of H ydrocarbons a t

H igh T em peratures and P ressu res........................................................... 812P ritchard , T. W . Some R ecen t D evelopm ents in W ood D istilla tion 33SP utt , E . B. Micro-Chemical T ests for th e Iden tification of Some of

the A lkaloids.................................................................................. 508R .A F S K Y , H . R . and E . Su ter m eister . On th e Q uan tita tive E s­

tim ation of Sodium H ydroxide in B lack L iq u o r ............................... 568R au ten stra uch , W . S treng th of M aterials, by Slocum and H an ­

cock (Book R eview )...................................................................................... 471R edman L. V. and E . O. R hodes. R ap id and A ccurate M ethods for

D eterm ining P henol...................................................................................... 655R edmond, N . G. A M odification of th e B abcock T est as Applied to

the E stim ation of F a t in D esiccated M ilk............................................. 544R em ington , J . P . Progress of th e W ork on th e R evision of the U. S.

Pharm acopoeia ................................................................................................ 457R hodes, E . O. and L. V. R edman. R ap id and A ccurate M ethods for

D eterm ining P henol...................................................................................... 655R hodes. F. H . T he D etection and D eterm ination of Cyanogen and

H ydrogen C yanide......................................................................................... 652R ic e , E . W . L abora to ry P reparation of L itm us P a p e r ......................... 229R ic e , G. S. D escription of th e E xplosion T est a t the E xperim ental

Mine of the U. S. B ureau of Mines, Feb. 24, 1912............................... 488R ichards, T . W . The Control of T em pera ture in the O perations of

A nalytical C hem istry .................................................................................... 910R ichardson, C. Com m ittee on D efinition of In d u stria l Terms,

In d u stria l Division R e p o r t ........................................................................ 226R ichardson, W . D . Chemiker K alender. B y R udolf B iederm ann

(Book R ev iew )................................................................................................ 472R ichardson, W . D . The Mdker B u rn e r....................................................... 66R ichardson, W . D . and E . F. Sch er u bel . A Modified W iley E x ­

trac tio n A p p a ra tu s ........................................................................................ 220R ied er er H . S. and C. Ba sk erv ille . T he Chlorides of Carbon

as Solvents, I : Carbon T etrach loride ...................................................... 645R igg , G. and J . L. Ca r pen ter . The S torm er V iscosim eter and th e

Value of Viscosity D eterm inations by its U se...................................... 901R ip p e t o e , J . R . A N ote on th e D eterm ination of the Digestive

Value of P a p a in .............................................................................................. 517R o b inson , C. S. and A. J . P a t te n . N eu tral A m m onium C itra te

Solu tion ............................................................................................................. 443R ogers, All e n . In d u stria l Organic C hem istry. B y S. P . Sadtler

(Book R eview )................................................................................................ 628R ogers , W . F . T he Inv en to r, the Public and th e Law (P a ten t

S ym posium )..................................................................................................... 320R ost, C. O. and R . A. Go r tn e r . T he D eterm ination of T o ta l M an­

ganese in Soils................................................................................................. 522R u d nick , P . Com m ittee on N itrogen, Fertilizer D ivision...................... 225R u d n ick , P . Fertilizer C hem istry— A R ep o rt of P rog ress.................... 304S A B IN . A. H . The M anufacture of V arnishes and K indred Industries ,

by J . G. M cIntosh (Book R eview )........................................................... 472Sa b in , A. II . The P a in t and V arnish In d u stry (A N o t e ) .................... 387Sadtler , S. P . Chemicals, Oils and P a in ts b y Tariff B oard (Book

R eview )............................................................................................................. 390Sadtler, S. S. M ethods of O rganic A nalysis, by H . C. Sherm an

(Book R ev iew )................................................................................................ 858Sammis, J . L . A Sim ple M ethod for Purify ing D rinking W a te r 681Savage, G. H . The U nderw riters’ L aboratories E x trac tio n A ppa­

ra tu s : A N o te .................................................................................................. 856Sch a effer , J . A. The Colorim etric D eterm ination of Iro n in Lead

and its O xides.................................................................................................. 659Sch a effer , J . A. The D eterm ination of Lead Su lphate and th e U lti­

m ate E stim ation of Sublim ed W hite Lead in R u b b e r...................... 836S ch erubel , E . F . and W . D . R ichardson . A Modified W iley E x ­

trac tion A p p a ra tu s ......................................................................................... 220S chmidt, A. H . A nalyses of Some F a ts of the A m erican Buffalo

(B ison).................................................................................................................... 592S chmidt, W . A . C ontrol of D ust in P o rtlan d Cem ent M anufacture by

the C ottrell P rec ip ita tion Processes......................................................... 719Scholes, S. R . A L abora to ry G lass-Furnace......................................... 683Scholes, S. R . Arsenic in G lass...................................................................... 16Scholes, S. R . and H. W . F oote. T he E x trac tio n of P o ta sh and

A lum ina from F e ldspar................................................................................ 377

S c h o l l e n b e r g e r , C. J . D eterm ination of T o ta l P otassium inM inerals............................................................................................................. 436

S c h w a r z , R . A R ap id M icroscopical M ethod for th e D eterm inationof Arsenic as O rpim ent in Shellac ............................................................ 660

S h a n n o n , F. L . T he D etection of Form ic Acid in F ru it P ro d u c ts .. . 526S h a r w o o d , W . J . . A N ote on S a m p lin g ....................................................... 227S h e p p a r d , E . J . P ure Linseed O il .................................................................................. 14S h e r m a n , H . C. A llen’s Com mercial O rganic A nalysis, by D avis and

S ad tle r (Book R eview )................................................................................. 550S h e r m a n , H . C. Food and D rugs, by E rn es t J . P a rry (Book Review ). 858S h e r m a n , H . C. P u re Foods: T heir A dulteration , N u tritive Value

and Cost, by J . C. Olsen (Book R ev iew ) ........................................................ 234S i i e r w i n , C. P . and C. E . M a y . Concerning the S ugar C on ten t of

W aterm elons.................................................................................................... 585S h r e v e , R. N . Suggested M odifications to th e U. S . P . A ssay of

O pium ................................................................................................................. 514S i l v e r m a n n , A. Glass Form ulas: A C riticism .............................................. 818S i n d a l l , H . E . Commercial Cinnam on and Cassia ............................................ 590S k i n n e r , H . J . Com m ittee on S tan d ard Specifications and M ethods

of Analysis. In d u stria l D ivision R e p o rt.............................................. 225S k i n n e r , J . J . and J . H . B e a t t i e . A n E xam ination of C ity S tree t

Sw eepings.......................................................................................................... 604S l a d e , W . C. A New M ethod for T esting P a in t F ilm s and P reserva­

tive Coatings for Iro n and S teel................................................................ 189S m a l l e y , F. N. Investiga tion of the M ethods for th e D eterm inations

of T otal F a t ty Acids in Cotton-Seed F oo ts..................... 893S m i t h , A. Som e Chemical Problem s of To*day, b y R . K . D uncan

(Book R eview )................................................................................................ 233S m i t h , L. H . A ltering t h e Com position of In d ian Corn, b y S e e d

Selection............................................................................................................. 524S m i t h , O. C. A Self-Filling M easuring W ash B o ttle ............................. 905S m i t h , T. O. A n A utom atic P ip e tte .............................................................. 47S m i t h , T. O. and B . E . C u r r y . A S h o rt M ethod for th e D eterm i­

na tio n of Soluble A rsenic in Commercial Lead A rsenates............... 198S m i t h , W . B . The Index of R efrac tion of th e M ixed Acids of F a t ty

Oils....................................................................................................................... 36S n e l l i n g , W . O. N ote on Pro tecto rs for Glass S topcocks.................... 613S o s m a n , R . B. and A. L. D a y . The E xpansion Coefficient of

G ra p h ite ............................................................................................................ 490S p e a r , E . B. and S . S . S t r a h a n . T he D eterm ination of Zinc by

E lectroanalysis................................................................................................ 889S p e n c e . D. and J . Y o u n g . Com parison of some M ethods for th e

E stim ation of Su lfur in Vulcanized R ubber w ith Especial R efer­ence to E lectro ly tic O xidation ................................................................... 413

S p e n c e r , G. L. A lundum Crucibles in G ravim etric A nalysis............... 614S t e w a r t , J . A P lan for the S uppo rt of Chemical R esearch and for

the B e tte r Teaching of In d u stria l C hem istry ....................................... 616S t e w a r t , R . and C. T . H i r s t . C om parative Value of Irrig a ted and

D ry-farm ing W h ea t for F lour P ro d u c tio n ............................................. 270S t o n e , G. C. The Technical A nalysis of B rass and th e N on-ferrous

Alloys, by Price and Meade (Book R ev iew )...................................... 233S t r a h a n , S . S . an d E . B . S p e a r . T he D eterm ination of Zinc, by

E lec tro an a ly sis .. . . ..................................................................................... 889S t r e e t , J . P. N ote on the N eu tral Perm anganate M ethod for the

A vailability of Organic N itrogen ............................................................... 437S u t e r m e i s t e r , E . and H . R . R a f s k y . On the Q u an tita tiv e E stim a­

tion of Sodium H ydroxide in B lack L iq u o r.......................................... 568S w a n s o n , C. O. A cidity in W h ea t F lour: I t s R ela tion to P hosphorus

and to O ther C onstituen ts........................................................................... 274S w e e t l a n d , E r n s t J . R ecen t Im provem en ts in F iltra tio n M ethods. 114Sy, A. P. A pparatus for Fum elcss K jeldah l N itrogen D igestion. . . . 680T A L B O T , H . p . P ractical C hem istry for Engineering S tuden ts , by

A rth u r J . H ale (Book R eview ).................................................................. 699T a n a k a , Y . On the S tarch of G lutinous R ice and its H ydrolysis by

D iastase.............................................................................................................. 578T a n a k a , Y . On the S ta rch of G lutinous R ice and its H ydrolysis by

D iastase: A C orrection ................................................................................. 918T a r t a r , H . V. and C. E . B r a d l e y . A C om parative S tu d y of M ethods

for the D eterm ination of H a rd and T o ta l Soft R esins in the H op. 209T a r t a r , H . V. and C. E . B r a d l e y . The R ipening of H o p s ................ 591T a r t a r , H. V. and B. P i l k i n g t o n . T he E ffect of K iln -D ry ing a t

145° F. on the Com position of the H o p ................................................. 839T a y l o r , E . R . The M anufacture of Carbon B isulphide.......................... 557T a y l o r , F. O. R ep o rt of C om m ittee on Q u an tita tiv e M ethods 467T h i e l e , L. A. The M anufacture of G elatine............................................... 446T h o m a s , A. and G. F . W h i t e . Studies on F ish Oils. I I I . P ro p e r­

ties of Fish and V egetable Oil M ixtures................................................. 878T h o m p s o n , W . G. O ccupational Poisoning in Chemical T rad es 454T i l l o t s o n , E . W ., J r . O n the D ensity of some B ora te and Silicate

G lasses................................................................................................................ 820T i l l o t s o n E . W . On th e Surface Tension of Silicate and Boro-

silicate G lasses................................................................................................ 651T i l l o t s o n , E . W ., J r . The R ela tion of th e R efrac tive Index of Soda-

B arium and Soda-Lim e Glasses to th e ir Chemical C om position .. 882

Dec., 1912 T H E J O U R N A L OF I N D U S T R I A L A N D E N G I N E E R I N G C H E M I S T R Y 927

T illotson , E . W ., J r . The R elation of th e R efrac tive Index of Soda-Lirae Glasses to th e ir Chemical C om position...................................... 246

T och , M. P a in t Technology and Tests, by H . A. G ardner (BookR eview ).............................................................................................................. 389

T o cii, M. T he P a in t and V arnish In d u s try of th e U nited S ta te s (E d.) 241T u r r e n t in e , J . W . A N ote on th e D eterm ination of Iodides by

D irect T itra tio n ............................................................................................... 435T u r r e n t in e , J . W . Com position of the Salines of the U nited S ta tes.

I . Rock Salt, Artificial B rines and M other L iquors from Arcificial B rines.................................................................................................................. 828

T u r r e n t in e , J . W . Com position of th e Salines of th e U nited S tates.I I . N a tu ra l (Subterranean) B rines and M other L iquors from N atu ra l B rines................................................................................................. 885

T u r r e n t in e , J . W . The Com position of the Pacific K e lp s................... 431U E H L IN G . E . A. The Carbon D ioxide R ecorder as a F a c to r in Fuel

E conom y............................................................................................................ 123Uh l ig , E . C. O ccupational Diseases (E d .) .................................................. 480V A N H IS E , C. R . Conservation (E d .) ...................................................... 160W a h l , R . B arleys E xh ib ited a t th e Second In te rn a tio n a l B arley

and H op Prize E x h ib it ................................................................................. 230W a lk er , W . H . Corrosion of Iro n and Steel, by J . N . F riend (Book

R eview ).............................................................................................................. 549W a lk er , W . H . T he R elative Corrosion of Iro n and Steel P ipe as

Found in Service............................................................................................. 486W a lk er , W . H . and W. Art h u r . S tru c tu re of Galvanized Iro n . . . . 397W a lk er , W . H . and W . A. P atrick . The D eterm ination of Oxygen

in Iro n and Steel by R eduction in an E lectric V acuum F urnace.. 799 W alters, H . E . D eterm ination of M anganese in Steel. A N o te . . . 387W a tk in s , W . H . The Fellow W ho D o esn 't K now A ny B e tte r (E d.). 4W e id l e in , E . R . E pinephrin from th e W h ale ........................................... 636W e id l e in , E . R . and H . W . E merson . Jam aica C am phor.................... „ 33W e ith , A. J . T he E ffect of “ L im e-Sulphur” S pray M anufacture 011

th e E yesight. A N o te .................................................................................. 917W e r th eim e r , H . F . The G erm an P a te n t S y s te m .................................... 464W esson , David. T he Chem ist and th e C otton Seed Oil In d u s try in

A m erica (A ddress).......................................................................................... 64W e st , F . The D etection of P russian B lue in T ea ..................................... 528W estby, G. C. Sm elter Sm oke C onservation.............................................. 725W h e e l e r , F . G. T he A dap ta tio n of th e Centrifugal P um p to Chem i­

cal P rob lem s ..................................... 288W h ita k er , M. C. A D ictionary of A pplied C hem istry , Vol. I, b y E .

Thorpe (Book R ev iew )............................... 550W h ita k er , M. C. D ictionary of A pplied C hem istry, Vol. I I , b y E .

Thorpe (Book R eview )................................................................................. 698W h ita k er , M. C. In d u stria l C hem istry, by Allen Rogers and A. B.

A ubert (Book R eview )................................................................................. 857W h it a k e r , M. C. In troduction (Perk in Medal A w ard ).......................... 131

W h it a k e r , M. C. The M anufacture of Sulfuric Acid and Alkali, byG. Lunge (B ook R eview )............................................................................ 70

W h it e , G. F. A S tudy of th e V iscosity of F ish O ils............................... 106W h it e , G. F . The F lu id ity of F ish Oil M ixtures as an A dditive

P ro p e rty ............................................................................................................. 267W h it e , G. F . and A. T homas. S tudies on F ish Oils. I I I . P roper­

ties of F ish and V egetable Oil M ix tures................................................. 878W h it n e^, W . R . A m erican E lectrochem ical Society R esearch

F u n d ................................................................................................................... 546W h it n e y , W . R . Carbon B rushes.................................................................. 242W h it n e y , W . R . New Uses to R educe Abuses in C onservation (Min­

eral W astes S ym posium ).............................................................................. 182W il e y , S. W . U nique W ater B a th ................................................................. 454W il k e , W . Com bination of th e C ontact P rocess w ith th e O rd i­

n a ry Lead C ham ber o r Tow er S ystem s; A n Im provem en t inth e M anufacture of Sulfuric A cid ........................................................... 840

W illiam s, F . M. New Form s of A pparatus for Gas A n a ly sis .. . . . . 380W illia m s, H . P a in t and V arnish in th e U . S. N avy. A N o te 547W illiamson, C. S., J r . A Convenient F iltering A p p a ra tu s .................. 222W illiamson , C. S., J r . A Convenient F iltering A pparatus. Correc­

t io n ................................. 310W illiamson , M. A. and P . A. B oeck . A New T ype of Inorganic

F ilte r for L abora to ry P urposes.................................................................. 672W ilsnack , G. C. and W . W . P atrick . A New V olum etric M ethod

for T in ................................................................................................................ 597W is e , L. E . On th e Indices of R efraction of China W ood O il.............. 497W ith ro w , J . R . P aper Pulps from V arious F o rest W oods, by H . E .

Surface (Book R eview )................................................................................. 918W ithro w , J . R . T he E ffect of “ L im e-Sulphur” S p ray M anufacture

on the E y e s ig h t ............................................................................................. 735W ood, E . E . A Colorim etric M ethod for th e D eterm ination of Carbon

in Iro n and Steel. A N ote of P ro te s t.................................................... 547W oodman, A. G. T he D eterm ination of B enzaldehyde in M araschino

C herries an d M araschino L iqueur. A C orrection ............................. 856W oodman, A. G. and L. Davis T he D eterm ination of Benzaldehyde

in M araschino Cherries and M araschino L iqueur................................ 588W or k , W . R . and J . M. K n o te. A Modification of the F ra ry E lec tro ­

dynam ic S tirring D evice.............................................................................. 534Y E R B Y , W . J . N igerian T in Developm ents. (C onsular N o te ). . . . 624Y o d er . P. A. M arking Porcelain and Silica Crucibles, e tc ................... 567Y ou ng . J . and D. S pe n c e . Com parison of some M ethods for the

E stim a tio n of Sulfur in V ulcanized R ubber w ith Especial R efer­ence to E lectro ly tic O xida tion ............................ 413

Z lM M ER M A N N , A. L abora to ry S tudies of R enn in .............................. 506Z o n s , F . W . and F. J . M e t z g e r . A V olum etric M ethod for the D e­

term ination of T horium in th e Presence of O ther R are E arth s.T he A nalysis of M onazite S a n d ................................................................. 493