Digital Maps and Geospatial Data | Princeton University
New Jersey, Freehold Soil Conservation District, Monmouth County, physical land conditions. Sheet no. 20
- Washington, D.C. : [s.n.], 1948.
United States. Department of Agriculture. Soil Conservation Service. New Jersey Agricultural Experiment Station. Polyconic projection. Verso: Monmouth County soil conservation district legend describing soils, slope, erosion; index to set.
- Land use, Soils, and Monmouth County (N.J.)—Maps
- Call number:
- G3813.M6J3.s15.N4J4 no. 20
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