Author
Geological Survey (U.S.),
40
Geological Survey (U.S.)
6
Huber, N. King 1926-
4
Ladd, Harry S. 1899-1982
3
Ladd, Harry S. 1899-1982,
3
MacNeil, F. Stearns 1909-
3
California. Division of Mines and Geology
2
Cater, Fred W. 1912-
2
Denny, Charles Storrow, 1911-
2
Geological Survey of Wyoming
2
Navajo Tribe of Arizona, New Mexico & Utah
2
Owens, James Patrick, 1924-
2
Richards, R. W. 1879-
2
Ruppel, Edward Thompson, 1925-
2
Sarna-Wojcicki, Andrei M.
2
Sarna-Wojcicki, Andrei M.,
2
Smith, George I. 1927-
2
Stewart, Ralph 1901-
2
Taylor, Dwight W. 1932-
2
Taylor, Richard B.
2
United States. Bureau of Indian Affairs
2
University of Wyoming. Department of Geology
2
Walker, George Walton, 1921-
2
Williams, J. Stewart 1901-
2
Yerkes, R. F., 1923-
2
Addicott, Warren O.
1
Addicott, Warren O.,
1
Akers, J. P.
1
Akers, J. P.,
1
Bartow, J. Alan
1
Bartow, J. Alan,
1
Beikman, Helen M.
1
Beikman, Helen M.,
1
Bowman, Harry W.
1
Bowman, Harry W.,
1
Cooke, C. Wythe 1887-1971
1
Cooke, C. Wythe 1887-1971,
1
Cox, Dennis P.
1
Drewes, Harald, 1927-2015
1
Drewes, Harald, 1927-2015,
1
Fridrich, C. J.
1
Hamilton, Warren Bell, 1925-2018
1
Hamilton, Warren Bell, 1925-2018,
1
Harwood, David S.
1
Harwood, David S.,
1
Helley, Edward J.
1
Helley, Edward J.,
1
Holden, John C.
1
Holden, John C.,
1
Hosman, R. L.
1
more ...