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Author
- Black, Douglas F. B.3
- Geological Survey (U.S.)3
- Harris, Leonard D.3
- Weir, Gordon W. (Gordon Whitney), 1922-20113
- Campbell, Marius R. (Marius Robinson), 1858-19402
- Englund, Kenneth John, 1923-2
- Haney, Donald C.2
- Miller, Ralph L. (Ralph LeRoy), 1909-19912
- Coskren, T. Dennis1
- Lane, Ed (Edward), 1935-1
- Neathery, Thornton Lee1
- Pirtle, George W., cartographer1
- Reinemund, John A. (John Adam), 1919-1
- Scott, John C., 1926-1
- Wilder, H. S.1
