Soil survey of Venango County, Pennsylvania /
[by Norman J. Churchill] ; United States Department of Agriculture, Soil Conservation Service, in cooperation with the Pennsylvania State University College of Agriculture and the Pennsylvania Department of Environmental Resources, State Conservation Commission.
Description
- Language(s)
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English
- Published
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[Washington, D.C. : U.S. Govt. Print. Off., 1975]
- Physical Description
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86 p., [30] fold. leaves of plates :
ill. ;
29 cm.
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University of California
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