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Author/Creator
- Geological Survey (U.S.)34
- Richmond, Gerald Martin, 1914-11
- Fullerton, David S.10
- Christiansen, Ann Coe5
- Crone, Anthony J.3
- Ontario Geological Survey3
- Sado, E. V.3
- California Geological Survey2
- Machette, Michael N.2
- Minnesota Geological Survey2
- Moore, David W. (David Warren)2
- Oklahoma Geological Survey2
- Soller, D. R. (David R.)2
- University of Michigan. Department of Geological Sciences2
- University of Texas at Austin. Bureau of Economic Geology2
- University of Texas. Bureau of Economic Geology2
- Wermund, E. G.2
- Bradley, L. A.1
- Brooks, Suzanna K.1
- Denne, Jane E.1