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- United States. Geological Survey✖[remove]127
- United States. Congress. House124
- Grover, Nathan Clifford32
- Henshaw, Fred F., (Fred Forbes)26
- Burchard, Ernest F., (Ernest Francis)23
- Purton, A.B.20
- Ransome, Frederick Leslie18
- McGlashan, H.D., (Harry Deyoe)17
- Hess, Frank L.16
- Siebenthal, C.E., (Claude Ellsworth)16
- Baldwin, G. Clyde15
- Brooks, Alfred H., (Alfred Hulse)15
- Follansbee, Robert14
- Gerry, C.N.14
- Heikes, V. C. (Victor Conrad), 1867-194813
- Henderson, Charles W.13
- Hill, James M.13
- Yale, Charles G.13
- Paulsen, Carl G.12
- Butler, B. S. (Bert Sylvenus), 1877-196011