Geological Survey (U.S.), 35 Geological Survey (U.S.) 23 Palmer, Allison R., 10 Palmer, Allison R. 9 Ryder, Robert T. 6 Hayes, Philip T. 1923- 4 Walcott, Charles D. 1850-1927 4 Wheeler, Harry E. 1907-1987 4 Mackay School of Mines 3 Missouri. Division of Geology and Land Survey 3 Nevada Bureau of Mines 3 Taylor, Michael E., 3 Walcott, Charles D. 1850-1927, 3 White, Charles A. 1826-1910 3 Yochelson, Ellis L. 1928-2006 3 Arkansas Geological Commission 2 Barnes, Virgil E. 1903-1998 2 Crangle, Robert D., Jr 2 Diehl, S. F., 2 Drake, Avery Ala, 1927- 2 Erwin, Douglas H., 1958- 2 Goldhaber, Martin B., 2 Halley, Robert B. 2 Halley, Robert B., 2 Harris, Anita G. 2 Hayes, Timothy Scott 2 Hintze, Lehi F. 2 Hintze, Lehi F., 2 Ireland, H. A. 1904-1973 2 McMenamin, Mark A. 2 Miller, David M. 1951- 2 Miller, James Frederick, 1943- 2 Oklahoma Geological Survey 2 Pavlides, Louis, 1921- 2 Pierce, J. W. 1927- 2 Reed, John Calvin, Jr., 1930- 2 Repetski, John E. 2 ScienceDirect (Online service) 2 Smithsonian Institution. Press 2 Southwick, D. L. 1936- 2 Stewart, J. H., 1928-2013 2 Stewart, J. H., 1928-2013, 2 Taylor, Michael E. 2 Yochelson, Ellis L. 1928-2006, 2 Young, H. L. 2 Young, H. L., 2 Allison, Carol Wagner 1 Anderson, Kenneth H. 1923- 1 Arkansas Geological Survey 1 Armstrong, Frank C., 1 Barnes, Harley, 1916-1979 1 Barnes, Harley, 1916-1979, 1 Barnes, Phineas 1 Barus, Carl, 1856-1935 1 Becker, Leroy E. 1 Brabb, Earl E., 1929- 1 Brasier, M. D. 1 Bridge, Josiah, 1890-1953 1 Bridge, Josiah, 1890-1953, 1 Briggs, D. E. G. 1 Call, Richard Ellsworth, 1856-1917 1 Carlson, C. G. 1 Charpentier, Ronald R. 1 Christiansen, Robert L. 1 Christiansen, Robert L., 1 Clark, William Bullock, 1860-1917 1 Clarks, Frank Wigglesworth, 1847-1931 1 Collier, Frederick J. 1932-2017 1 Cone, George C. 1 Cone, George C., 1 Cowie, J. W. 1 Crangle, Robert D. 1 Crowley, William Patrick 1 Dall, William Healey, 1845-1927 1 Dana, Edward Salisbury, 1849-1935 1 Davis, Richard A., Jr., 1937- 1 Dawson, T. A. 1916- 1 Dickas, Albert Brinkley, 1933- 1 Dyman, T. S. 1 Eldridge, George Homans, 1854-1905, 1 Evans, James George, 1938- 1 Fedonkin, M. A. 1 Flower, Rousseau H. 1913-1988 1 Foley, N. K. 1 Foster, John Russell 1 Fritz, W. H. 1928- 1 Gannett, Henry, 1846-1914 1 Gatehouse, Colin G. 1 Gatehouse, Colin G., 1 Geological Society of America 1 Geological Survey of Arkansas 1 Gilbert, Grove Karl, 1843-1918 1 Gilbert, M. Charles 1 Gould, Stephen Jay, 1 Green, John C., 1932- 1 Harris, Anita G., 1 Holland, C. H. 1 Howe, Henry Marion, 1848-1922 1 Hreha, Andrew J. 1 Hughes, Nigel C. 1