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Author/Creator
- Geological Survey (U.S.)8
- Anderson, S. R.1
- Arihood, Leslie D.1
- Cecil, L. DeWayne1
- Hall, David W. (Geologist)1
- Hippe, Daniel J.1
- Hodgkins, Glenn1
- Jones, Michael L., 1939-20211
- Kentucky Natural Resources and Environmental Protection Cabinet1
- Kentucky. Department of Highways1
- Kentucky. Transportation Cabinet1
- Lines, Gregory C.1
- Liszewski, Michael J. (Michael Joseph), 1956-1
- Martin, Gary R.1
- Mojave Water Agency (Calif.)1
- O'Brien, Grady M.1
- Parliman, D. J.1
- Pennsylvania. Bureau of Water Quality Management1
- Rankl, James G.1
- Rose, Martin F.1