Base source: USGS 1:100,000 county base map compiled in 1977; interpretations derived from soil survey published in 1968.; "June 1980. 5,R-37,840."; Includes location map. 63 x 92 centimeters Scale 1:50,000
Creator:
United States. Soil Conservation Service
Publisher:
U.S. Dept. of Agriculture, Soil Conservation Service (Washington.)
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