Base source: USGS 1:100,000 county base map compiled in 1976; interpretations derived from soil map constructed 1972.; "Projection and 10,000-meter grid ticks, zone 17: Universal Transverse Mercator. 1927 North American datum 25,000-foot grid ticks based on Michigan coordinate system, south zone."; "6-30-79. 5,R-37,451."; Includes location map. 112 x 84 centimeters Scale 1:50,000
Creator:
United States. Soil Conservation Service
Publisher:
Dept. of Agriculture, Soil Conservation Service (Washington.)
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