Base source: USGS 1:100,000 county base dated 1977; interpretations derived from soil map constructed 1967.; "Projection and 10,000-meter grid ticks, zone 18: Universal Transverse Mercator. 25,000-foot grid ticks based on Maryland coordinate system."; June 1980.; Includes location map., 66 x 51 centimeters
Creator
United States. Soil Conservation Service
Publisher
Dept. of Agriculture, Soil Conservation Service (Lanham, Md.)
Subject
Agriculture
Date Issued
1980
Rights
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United States. Soil Conservation Service (1980). Prince Georges County, Maryland. Dept. of Agriculture, Soil Conservation Service (Lanham, Md.). https://umedia.lib.umn.edu/item/p16022coll624:485 (map)