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Author/Creator
- Geological Survey (U.S.)11
- Arkansas Soil and Water Conservation Commission1
- Baker, Nancy Tucker, 1957-1
- Berenbrock, Charles1
- Bolke, E. L.1
- Cassidy, Earl W.1
- Chapman, M. J. (Melinda J.)1
- Dugan, Jack T.1
- Fort Stockton (Tex.)1
- Garrabrant, Lynn A.1
- Gonthier, Joseph B.1
- Holland, Terrance W.1
- McGrath, T. J. (Timothy J.)1
- Milby Dawson, Barbara J., 1964-1
- Montana Bureau of Mines and Geology1
- New Mexico. Bureau of Mines and Mineral Resources1
- New Mexico. Environment Department1
- New Mexico. State Engineer Office1
- Ozuna, G. B.1
- Peck, Michael F.1