Author
Grover, Nathan Clifford, 1868-1956,
23
Illinois
10
Indiana
10
New York (State)
10
Ohio
10
Love, S. K. 1903-1995,
9
Minnesota
9
Georgia
8
Kentucky
8
North Carolina
8
Pennsylvania
8
West Virginia
8
Geological Survey (U.S.),
7
Horton, A. H. 1875-1945,
7
Covert, C. C. 1872-
6
Wells, J. V. B.,
6
Wisconsin
5
Alabama
4
Bolster, R. H. 1877-
4
Delaware
4
Florida
4
South Carolina
4
Hoyt, John Clayton, 1874-1946,
3
Hoyt, W. G. 1886-1971,
3
Michigan
3
New Jersey
3
Newell, Frederick Haynes, 1862-1932,
3
Virginia
3
Alexander, Jeff, 1962-
2
Anderson, B. A.,
2
Barrows, H. K. 1873-1954,
2
Connecticut
2
Geological Survey (U.S.). Surface Water Branch,
2
Ham, C. B.,
2
Horton, Robert E. 1875-1945,
2
Love, S. K. 1903-
2
Parker, Glenn L. 1884-
2
Pierce, C. H. 1878-
2
Tennessee
2
Vermont
2
Warkentin, John, 1928-
2
Aporta, Claudio,
1
Association des archéologues du Québec
1
Aubrey, David G.
1
Auer, Nancy A.,
1
Beck, Gregor Gilpin, 1964-
1
Benke, Arthur C.
1
Blanchet, Alain
1
Bregman, Neil,
1
Bugliosi, Edward F.,
1
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