Author
Geological Survey (U.S.)
34 results
Donnell, John R. (John Roswell), 1919-2013
8 results
Johnson, Ronald C. (Ronald Carl), 1950-
6 results
United States. Bureau of Land Management
6 results
Yeend, Warren E., 1936-
6 results
O'Sullivan, Robert Brett, 1923-
5 results
Smith, Marjorie C.
5 results
Weir, Gordon W. (Gordon Whitney), 1922-2011
4 results
Beard, Sue
3 results
Dubiel, Russell F.
3 results
Hail, William J. (William James), Jr., 1922-
3 results
Smith, Marjorie Corrine, 1910-
3 results
Lane, Michael E.
2 results
Larson, M. J.
2 results
Law, B. E.
2 results
Pantea, Michael P.
2 results
Arbelbide, S. J. (Sylvia J.)
1 results
Colorado Geological Survey
1 results
Douglas, Bruce J.
1 results
Ellis, Margaret S. (Margaret Stamm), 1950-
1 results
Hawley, C. C. (Charles Caldwell), 1929-
1 results
Kelso, Bruce S.
1 results
McKeown, F. A. (Francis Alexander), 1920-
1 results
Nuccio, Vito F.
1 results
Orkild, Paul P.
1 results
Patterson, Charles G.
1 results
Perry, William J.
1 results
Schmitt, Leonard J.
1 results
Scott, Robert B.
1 results
Shroba, R. R.
1 results
U.S. Atomic Energy Commission
1 results
United States. Bureau of Mines
1 results
Wahl-Pierce, Frances
1 results