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Author/Creator
- Geological Survey (U.S.)7
- Utah Geological and Mineral Survey3
- Hettinger, Robert D.2
- Johnson, Ronald C. (Ronald Carl), 1950-2
- Johnson, Samuel Y.2
- Arkansas Geological Commission1
- Franczyk, Karen J.1
- Honey, James G.1
- Kirschbaum, Mark A.1
- Mugel, Douglas N.1
- Nichols, Douglas J.1
- Pratt, Walden P.1
- Sprinkel, Douglas A.1
- Utah Geological Survey1