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Author/Creator
- Geological Survey (U.S.)8
- Stricker, Virginia3
- Crist, Marvin A., 1930-1
- Ebooks Corporation1
- Georgia1
- Louisiana. Office of Public Works1
- Mahon, Gary L.1
- Pabst, Marilyn E.1
- Schmid, Wolfgang, 1957-1
- Smoot, Charles W.1
- Strickland, Donald J.1
- Stullken, Lloyd E.1
- Talbert, Richard J. A., 1947-1
- United States. Air Force1