Author
Geological Survey (U.S.)
109
Geological Survey (U.S.),
27
Nickles, John M. 1859-1945
25
Weeks, Fred Boughton, 1864-1942
15
Boardman, Leona, 1894-1957
10
Thom, Emma Mertins
9
American Geological Institute
8
Darton, Nelson Horatio, 1865-1948
6
Colorado Geological Survey
5
Gannett, Henry, 1846-1914
5
King, Ruth Reece
5
McIntosh, Willard L.
5
Warman, Philip Creveling, 1859-1908
5
Clarke, Frank Wigglesworth, 1847-1931
4
Dale, T. Nelson 1845-1937
4
United States. Department of the Interior
4
Western Earth Surface Processes Team (Geological Survey)
4
Andriot, Laurie
3
Brown, Annabel
3
Chelini, J. M.
3
Darton, Nelson Horatio, 1865-1948,
3
Eister, Margaret F.
3
Perrine, Charles D., 1867-1951
3
Powell, Charles L., II 1953-
3
Stone, Paul, 1947-
3
Wilson, Frederic H., 1950-
3
Wright, Ann Finley
3
Wright, Ann Finley,
3
Andriot, Donna
2
Barus, Carl, 1856-1935
2
Berg, Richard B., 1937-
2
Branner, John Casper, 1850-1922
2
Buck, Katharine L.
2
Buss, W. R. 1905-2000
2
California. Division of Mines and Geology
2
Clark, William Bullock, 1860-1917
2
Colorado. State Planning Commission
2
Eckel, Edwin C. 1875-1941
2
Eppinger, R. G.
2
Evans, Kevin R.
2
Galloway, John P.
2
Gannett, Samuel S. 1861-1939
2
Heath, Jo Ann, 1923-
2
Hintze, Lehi F.
2
Hooker, Marjorie, 1908-
2
Jennings, C. W.
2
Jones, Olive M. 1872-
2
Kiessling, Edmund W.
2
Koenig, James B.
2
Moore, Richard T.
2
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