div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: GBT 97 - National Radio Astronomy ObservatorylibrarynraoedupublicmemosgbtlegacyGBT_Memo_97pdfthe refractive index of the atmosphere between the top and bottom of the reflector src=https:reader033fdocumentsinreader033viewer20220517235aaa48767f8b9a8b188de9dbhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv class=annotation div class=annotationTitlelutleydiv div class=annotationSubjectPencildiv div div class=annotation div class=annotationTitlelutleydiv div class=annotationSubjectPencildiv divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: GBT 97 - National Radio Astronomy ObservatorylibrarynraoedupublicmemosgbtlegacyGBT_Memo_97pdfthe refractive index of the atmosphere between the top and bottom of the reflector src=https:reader033fdocumentsinreader033viewer20220517235aaa48767f8b9a8b188de9dbhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: GBT 97 - National Radio Astronomy ObservatorylibrarynraoedupublicmemosgbtlegacyGBT_Memo_97pdfthe refractive index of the atmosphere between the top and bottom of the reflector src=https:reader033fdocumentsinreader033viewer20220517235aaa48767f8b9a8b188de9dbhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: GBT 97 - National Radio Astronomy ObservatorylibrarynraoedupublicmemosgbtlegacyGBT_Memo_97pdfthe refractive index of the atmosphere between the top and bottom of the reflector src=https:reader033fdocumentsinreader033viewer20220517235aaa48767f8b9a8b188de9dbhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page...