Author
Geological Survey (U.S.)
185
Colton, Roger B. 1924-
25
Montana Bureau of Mines and Geology
14
United States. Bureau of Land Management
11
Mudge, Melville R., 1921-2009
9
Roberts, Albert Eugene, 1921-
8
Schmidt, Robert George
8
Bateman, Andrew F.
7
Witkind, Irving J. 1917-2008
7
Lindvall, Robert M. 1916-
6
U.S. Atomic Energy Commission
6
Kellogg, Karl S.
5
Leach, D. L.
5
Lutz, Gale A., 1939-
5
McLellan, Marguerite W.
5
Becraft, George E. 1922-
4
Biewick, Laura H.
4
Erdmann, C. E. 1897-1971
4
Pecora, W. T. 1913-1972
4
Allen, Elizabeth G.
3
Du Bray, E. A.
3
Earhart, Robert L.
3
Gardner, L. S. 1904-
3
M'Gonigle, John W.
3
Mapel, W. J. 1922-
3
Maughan, Edwin K., 1926-1995
3
McGrew, Laura W. 1921-
3
Page, Norman J.
3
Rice, Dudley D.
3
Robinson, G. D. 1918-
3
Tysdal, Russell G.
3
Vine, James David, 1921-
3
Arndt, Harold H.
2
Briar, David W.
2
Clark, David W. 1951-
2
Culbertson, William Craven, 1919-
2
Denson, N. M. 1914-
2
Dobbin, C. E. 1892-1967
2
Dohrenwend, John C.
2
Hadley, H. D.
2
Hadley, Jarvis B. 1909-
2
Hardie, John K.
2
Harrison, Jack Edward, 1924-
2
Hopkins, David Moody, 1921-2001
2
James, H. L. 1912-2000
2
Keefer, William R., 1924-
2
Kleinkopf, M. Dean 1926-2015
2
Lidke, David J.
2
Lindsey, David A.
2
Nieschmidt, Constance L. 1898-1965
2
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