Author
Geological Survey (U.S.)
98
Cobb, Edward H. 1916-1983
19
U.S. Coast and Geodetic Survey
6
National Geographic Society (U.S.). Cartographic Division
5
Ashley, Roger P. 1940-
4
Keith, W. J.
4
Garver, John B., Jr
3
Geological Survey (U.S.). National Mapping Division
3
Varnes, Katharine L.
3
California. Division of Mines and Geology
2
Cunningham, K. I.
2
Denoyer-Geppert Company
2
Dibblee, T. W. 1911-2004
2
Evans, James George, 1938-
2
Johnson, Ross B., 1919-
2
Kentucky Geological Survey
2
King, Philip B., 1903-1987
2
Kinney, Douglas M. 1917-
2
Lipman, Peter W.
2
Ljungstedt, Olof Axel
2
Massachusetts. Department of Public Works
2
McElfresh Map Co
2
McElfresh, Earl B.
2
National Geographic Maps (Firm)
2
Popenoe, Peter
2
Quinn, Alonzo W. 1899-1977
2
Richmond, Gerald Martin, 1914-
2
Shupe, John F.
2
Simpson, Robert W.
2
Society of Exploration Geophysicists
2
Stose, George Willis, 1869-1960
2
Takahashi, K. I.
2
U.S. Atomic Energy Commission
2
U.S. Atomic Energy Commission. Division of Biology and Medicine
2
United States. Bureau of Land Management
2
Zandle, Gerald L.
2
Zietz, Isidore, 1919-
2
A. Hoen & Co
1
Aerospace Center (U.S.)
1
American Association of Petroleum Geologists
1
American Geographical Society of New York
1
Bajwa, LaCretia Y.
1
Barnes, Farrell F. 1905-1980
1
Barnes, Ivan, 1931-1989
1
Bayley, Richard W. 1919-
1
Behrendt, John C., 1932-
1
Beikman, Helen M.
1
Berge Exploration Inc
1
Billingsley, George H.
1
Blair, R. Baxter
1
more ...