Geological Survey (U.S.), 51
Geological Survey (U.S.) 30
Cadigan, Robert Allen, 1918- 9
Stewart, J. H., 1928-2013 7
Nichols, K. M. 1946- 6
Pipiringos, G. N. 1918- 6
Silberling, N. J. 1928-2011 6
U.S. Atomic Energy Commission, 6
Dubiel, Russell F., 5
O'Sullivan, Robert Brett, 1923- 5
Stewart, J. H., 1928-2013, 5
Poole, F. G. 1929- 4
Smith, James Perrin, 1864-1931 4
Smith, James Perrin, 1864-1931, 4
U.S. Atomic Energy Commission 4
United States. Bureau of Indian Affairs 4
Wilson, Richard Fairfield, 1930-2011, 4
Navajo Tribe of Arizona, New Mexico & Utah 3
Silberling, N. J. 1928-2011, 3
Tappan, Helen Niña, 1917-2004, 3
U.S. Atomic Energy Commission. Division of Raw Materials 3
Armstrong, Augustus K. 2
Armstrong, Augustus K., 2
Ash, Sidney R., 1928- 2
Billingsley, George H., 2
Brown, Janet L., 2
Cooley, M. E. 2
Dubiel, Russell F. 2
Finch, Warren Irvin, 1924-2014 2
Finch, Warren Irvin, 1924-2014, 2
Fox, J. E. 1943- 2
Fraser, Nicholas C. 2
Freeman, Val L., 1926- 2
Froelich, A. J. 1929- 2
Granata, G. E. 2
Hazel, Joseph E. 1962- 2
Hietanen, Anna Martta, 1909- 2
Higley, Debra K. 2
Hualapai Indian Tribe of the Hualapai Indian Reservation, Arizona 2
Kummel, Bernhard, 1919-1980 2
Kummel, Bernhard, 1919-1980, 2
Lee, K. Y. 1919-1989 2
Lee, K. Y. 1919-1989, 2
Luttrell, Gwendolyn Lewise Werth, 1927- 2
McGowen, J. H. 2
Repenning, Charles Albert, 1922- 2
Seni, Steven J. 2
Simpson, Howard E. 2
Smithsonian Institution. Press 2
State Geological and Natural History Survey of Connecticut 2
Stone, Paul, 1947- 2
United States. Bureau of Indian Affairs, 2
United States. Office of Naval Petroleum and Oil Shale Reserves 2
Vallier, Tracy L. 1936- 2
Van Gosen, B. S. 1960- 2
Wenrich, Karen J., 2
Wilson, Richard Fairfield, 1930-2011 2
Air Force Civil Engineer Center (U.S.) 1
Akers, J. P. 1
Akers, J. P., 1
Beardslee, Vern 1
Blakey, Ronald C., 1945- 1
Bower, Richard Raymond 1
Brew, David A. 1
Brew, Douglas C. 1935- 1
Brown, Charles E., 1948- 1
Brown, Roland W. 1893-1961 1
Brown, Roland W. 1893-1961, 1
Bryant, Donald L. 1
Burke, D. B. 1
Burke, Dennis Bernan, 1942- 1
Cavaroc, Victor V. 1
Cavaroc, Victor V., 1
Cazeau, Charles J. 1
Chan, Wing-tsit, 1901-1994, 1
Colbert, Edwin H. 1905-2001 1
Conger, Randall W. 1
Dall, William Healey, 1845-1927 1
Darton, Nelson Horatio, 1865-1948 1
Darton, Nelson Horatio, 1865-1948, 1
Dow, Wallace G. 1
Enos, Paul, 1934- 1
Erwin, Douglas H., 1958- 1
Faust, George Tobias, 1908-1985 1
Faust, George Tobias, 1908-1985, 1
Flores, Romeo M. 1
Flores, Romeo M., 1
Folger, David W., 1
Fort Lewis College. Department of Geology 1
Four Corners Geological Society 1
Geological Society of America. Rocky Mountain Section. Annual Meeting 1
Geological Society of America. Rocky Mountain Section. Annual Meeting 1984 : Durango, Colo.) 1
Geological Survey of Wyoming 1
Grant, Richard E., 1927-1994 1
Grant-Mackie, J. A. 1
Gray, Irving Bernard, 1921- 1
Grazul, Kevin E. 1
Groth, Frederick A. 1
Hail, William J. Jr., 1922-2018, 1
Harris, Gilbert D. 1864-1952 1