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Author/Creator
- Geological Survey (U.S.)21
- Fullerton, David S.11
- Richmond, Gerald Martin, 1914-11
- Christiansen, Ann Coe5
- Ontario Geological Survey3
- Sado, E. V.3
- Minnesota Geological Survey2
- Moore, David W. (David Warren)2
- Oklahoma Geological Survey2
- 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
- Bush, Charles A.1
- Colton, Roger B. (Roger Burnham), 1924-1
- Denne, Jane E.1
- Detterman, Robert L.1
- Farrand, William R., 1931-20111
- Gadd, N. R.1
- Garrity, Christopher P.1