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Author/Creator
- United States. Soil Conservation Service96
- University of Georgia. College of Agriculture. Experiment Stations30
- Geological Survey (U.S.)20
- United States. Natural Resources Conservation Service7
- Markewich, Helaine W.6
- United States. Forest Service6
- Paulk, Herschel Leverne, 1934-5
- Arkansas Geological Commission4
- Arkansas Soil and Water Conservation Commission4
- Calhoun, John W.3
- Council on Environmental Quality (U.S.)3
- Plafcan, Maria3
- United States. Army. Corps of Engineers3
- United States. Congress. Senate. Committee on Environment and Public Works3
- Brooks, J. F.2
- Denny, Charles Storrow, 1911-2
- Frost, Louie W.2
- Horwitz, Elinor Lander2
- Pilkinton, Jerry A. (Jerry Alton), 1936-2
- Smith, Ernest H. (Ernest Hubert)2