Author
Geological Survey (U.S.)
709
Colorado Geological Survey
73
California. Division of Mines and Geology
48
Geological Survey (U.S.),
41
University of Texas at Austin. Bureau of Economic Geology
37
Cooperative Geological Mapping Program (U.S.)
25
U.S. Atomic Energy Commission
22
Barnes, Virgil E. 1903-1998
18
Geological Society of America
18
SpringerLink (Online service)
16
Tennessee. Division of Geology
16
University of Arizona. State Bureau of Mines
16
Hintze, Lehi F.
15
Kirkham, Robert M.
15
Tennessee Valley Authority
15
Colton, Roger B. 1924-
14
Luft, Stanley Jeremie, 1927-
14
Minnesota Geological Survey
14
New Mexico. Bureau of Mines and Mineral Resources
14
United States. Bureau of Land Management
14
Dibblee, T. W. 1911-2004
13
Fullerton, David S.
13
McIntosh, Willard L.
13
Richmond, Gerald Martin, 1914-
13
Cater, Fred W. 1912-
12
Jennings, Charles W. 1927-
12
Willard, Max Emery, 1914-
12
Boardman, Leona, 1894-1957
11
Bryant, Bruce, 1930-
11
Decade of North American Geology Project
11
Eister, Margaret F.
11
Hackman, Robert J.
11
Montana Bureau of Mines and Geology
11
Braddock, William A., 1929-2003
10
O'Sullivan, Robert Brett, 1923-
10
Wilson, Charles W., Jr., 1905-1985
10
Wilson, Eldred Dewey, 1898-1965
10
Holman, E. S.
9
Moore, Richard T.
9
Noe, David C.
9
North Dakota Geological Survey
9
Steven, Thomas A. 1917-2013
9
Stose, George Willis, 1869-1960
9
Strand, R. G.
9
United States. Bureau of Indian Affairs
9
Utah Geological and Mineral Survey
9
Williams and Heintz Map Corporation
9
Hail, William J. Jr., 1922-2018
8
Illinois State Geological Survey
8
Maryland Geological Survey
8
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