Base source: USGS 1:100,000 county base map dated 1976; interpretations derived from soil map constructed 1975. 'Projection and 10,000-metre grid ticks, zones 18 and 19: Universal Transverse Mercator. 25,000-foot grid ticks based on New York coordinate system, Long Island zone.' Oct. 1978. Includes location map.
102 x 122 centimeters