1979. Cooperative Forest Management.; CFM 112.; Index to Indiana service foresters by district on verso. Scale not given. The Division.
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1979. United States. Soil Conservation Service. Base compiled in 1976 from USGS 1:24,000-scale topographic maps dated 1954-1974, revised from aerial photographs taken 1976; interpretations derive... Dept. of Agriculture, Soil Conservation Service (Washington.).
1979. United States. Soil Conservation Service. Base compiled in 1976 from USGS 1:24 000 and 1:62 500-scale topographic maps dated 1922-1971, revised from aerial photographs taken 1974 and 1977; ... Dept. of Agriculture, Soil Conservation Service (Washington.).
1979. Map of land use and open space plan presented by the Delaware Valley Regional Planning Commission.