Author
Geological Survey (U.S.),
38
United States. Forest Service,
24
NetLibrary, Inc
23
United States. Bureau of Land Management
23
Feltis, R. D. 1930-
18
United States. Congress. Senate. Select Committee on Indian Affairs,
18
United States. Congress. Senate. Committee on Indian Affairs (1993- ),
15
U.S. Atomic Energy Commission,
14
Parrett, Charles,
12
United States. Congress. Senate. Committee on Energy and Natural Resources,
12
Montana Bureau of Mines and Geology
11
Omang, R. J.,
11
Jacobs, Jim,
10
United States. Congress. Senate. Committee on Environment and Public Works,
9
United States. Bureau of Indian Affairs
8
United States. Congress. House. Committee on Natural Resources,
8
Mudge, Melville R., 1921-
7
Winslow, Susan R.,
7
Burke, James Lee, 1936-
6
Cannon, M. R.,
6
Erdmann, C. E. 1897-1971,
6
Interior Missouri Basin Field Committee
6
Kendy, Eloise,
6
Levings, Gary W.,
6
Montana. Department of Natural Resources and Conservation
6
Ruppel, Edward Thompson, 1925-
6
Swanson, Roger Warren, 1914-
6
Tysdal, Russell G.,
6
U.S. Fish and Wildlife Service
6
United States. Congress. House. Committee on Resources. Subcommittee on Water and Power,
6
United States. National Park Service
6
United States. Supreme Court
6
American Geophysical Union
5
Becraft, George E. 1922-
5
Bower, B. M., 1871-1940
5
Colton, Roger B. 1924-
5
Cressman, Earle Rupert, 1923-
5
Hull, J. A.,
5
Hybner, Roger M.,
5
International Geological Congress
5
JSTOR (Organization)
5
Klepper, Montis Ruhl, 1915-
5
Lambing, John H.,
5
Montana. Supreme Court
5
National and Global Petroleum Resource Assessment Project (U.S.)
5
Nimick, David A.,
5
Sando, William Jasper,
5
Slagle, Steven E.,
5
U.S. Fish and Wildlife Service,
5
United States,
5
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