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Author/Creator
- Geological Survey (U.S.)[remove]13
- Miller, W. Roger (William Roger)3
- Campbell, Donald H.1
- Colorado. Dept. of Public Health and Environment1
- Cox, Marisa H.1
- Edelmann, Patrick1
- Ferguson, Sheryl1
- Ingersoll, George P.1
- Kilburn, James E.1
- Lamothe, P. J.1
- Mast, M. Alisa1
- Mineral Resource Surveys Program (U.S.)1
- Nash, J. Thomas (John Thomas), 1941-1
- Ortiz, Roderick F.1
- Parker, Randolph S.1
- Rio Blanco County (Colo.)1
- Sanzolone, R. F.1
- Schemel, Laurence E.1
- Tuttle, M. L.1
- United States. Bureau of Land Management1