Geological Survey (U.S.) 1,259 Geological Survey (U.S.), 1,161 ScienceDirect (Online service) 72 U.S. Atomic Energy Commission 56 SpringerLink (Online service) 54 Fox, J. E. 1943- 50 Richmond, Gerald Martin, 1914- 39 U.S. Atomic Energy Commission, 38 United States. Department of Energy 36 Fullerton, David S. 35 U.S. Atomic Energy Commission. Division of Raw Materials 34 Higley, Debra K. 30 Sims, P. K. 1918-2011 30 Kentucky Geological Survey 28 O'Sullivan, Robert Brett, 1923- 27 Roehler, Henry W. 26 United States. Bureau of Indian Affairs 26 Geological Survey of Wyoming 24 University of Wyoming. Department of Geology 24 Colorado Geological Survey 22 California. Division of Mines and Geology 21 Geological Society of America 21 Johnson, Ronald C. 1950- 21 Illinois State Geological Survey 20 Stewart, J. H., 1928-2013 20 Cobban, William A., 1916-2015 19 American Association of Petroleum Geologists 18 Feltis, R. D. 1930- 18 Kansas Geological Survey 18 Love, J. D. 1913-2002 17 Merewether, E. A. 1930- 16 Roehler, Henry W., 16 Cressman, Earle Rupert, 1923- 15 Geological Survey of Pakistan 15 Cohee, George V. 1907-1990 14 Hayes, Philip T. 1923- 14 Ryder, Robert T. 14 University of Colorado Boulder. Institute of Arctic and Alpine Research 14 Cobban, William A., 1916-2015, 13 Durham, David L., 1925- 13 Keefer, William R., 1924- 13 Pavlides, Louis, 1921- 13 Pipiringos, G. N. 1918- 13 Sando, William Jasper 13 University of Texas. Bureau of Economic Geology 13 Weide, David L. 13 Armstrong, Augustus K. 12 Sandberg, Charles A. 1929- 12 Sheldon, Richard Porter, 1923- 12 Sims, P. K. 1918-2011, 12 United States. National Park Service 12 Cadigan, Robert Allen, 1918- 11 Condon, Steven M. 11 Drake, Avery Ala, 1927- 11 Harrison, Jack Edward, 1924- 11 Imlay, Ralph W. 1908-1989 11 Johnson, Samuel Y. 11 Navajo Tribe of Arizona, New Mexico & Utah 11 Owens, James Patrick, 1924- 11 Sando, William Jasper, 11 Tysdal, Russell G. 11 United States. Department of Energy. Nevada Operations Office 11 Dickinson, Kendell A., 1931- 10 Dyman, T. S. 10 Huber, N. King 1926- 10 Johnson, Edward A. 1940- 10 Luedke, Robert G. 10 Maher, John C. 1914- 10 McKelvey, V. E. 1916- 10 Michigan. Geological Survey Division 10 Nichols, K. M. 1946- 10 Pitman, Janet K. 10 Scott, Glenn R., 1918-2012 10 Utah Geological and Mineral Survey 10 Armstrong, Augustus K., 9 Du Bray, E. A. 9 Franczyk, Karen J. 9 Helley, Edward J. 9 Houston, Robert S. 1923- 9 Machette, Michael N. 9 Merriam, Daniel F. 1927-2017 9 National Science Foundation (U.S.) 9 Rocky Mountain Association of Geologists 9 Schultz, Leonard Gene, 1926- 9 Silberling, N. J. 1928-2011 9 Stewart, J. H., 1928-2013, 9 Andrews, John T. 8 Brabb, Earl E., 1929- 8 Carr, Wilfred James, 1926- 8 Cole, Virgil B. 8 Denny, Charles Storrow, 1911- 8 Dickey, D. D. 8 Gordon, Mackenzie, 1913- 8 Harris, Anita G. 8 Heindl, L. A. 1916- 8 Imlay, Ralph W. 1908-1989, 8 Izett, Glen Arthur, 1928- 8 Ketner, Keith B., 1921-2019 8 Ketner, Keith B., 1921-2019, 8 Lee, Wallace, 1883-1972 8