Anderson, Robert
[Other];
Arnold, Ralph
[Other];
Ball, Sydney H.
[Other];
Bastin, Edson S.
[Other];
Burchard, Ernest Francis
[Other];
Butts, Charles
[Other];
Dale, Thomas Nelson
[Other];
Eckel, Edwin Clarence
[Other];
Emmons, Samuel Franklin
[Other];
Fenneman, Nevin Melancthon
[Other];
Ferrier, W.F
[Other];
Gardner, James H.
[Other];
Hayes, Charles Willard
[Other];
Lee, Willis T.
[Other];
Lines, Edwin F.
[Other];
Martin, Lawrence
[Other];
Phalen, William Clifton
[Other];
Porter, John T.
[Other];
Purdue, Albert Homer
[Other];
Sterrett, Douglas B.
[Other];
Weeks, Fred Boughton
[Other];
Stose, George Willis
[Other];
Veatch, Jethro Otto
[Other];
Shaler, Millard K.
[Other]
;
United States Congress House,
United States Geological Survey