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Creator
- United States. Bureau of Soils 54
- Geological Survey (U.S.) 6
- Schroder, L. J. 3
- Shampine, William J. 3
- Lorens, Joy A. 2
- Arvin, Donald V. 1
- Condes de la Torre, Alberto 1
- Glysson, G. Douglas 1
- Knott, J. M. 1
- Koterba, Michael T. 1
- Malo, Bernard A. 1
- Paulson, R. W. (Richard W.) 1
- Pope, Larry M. 1
- Snell, L. J. (Leonard John), 1907- 1
- Taylor, George C. (George Carroll), 1915-2008 1