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Profiles in the History of the U.S. Soil Survey,D. Helms,A.B.W. Effland,P.J. Durana (Eds.), Iowa State University Press (2002), $49.99, ISBN: 0-8138-2759-0 |
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| Institution: | Department of Physics, Astronomy, and Geosciences, Valdosta State University, Valdosta, GA 31698-0055, USA |
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