Shows soil types classification by colors and symbols. "Field Operations Bureau of Chemistry and Soils." "Litero Easter Offset Inc., Balto.", Imprint: [Washington, D.C.?] : Bureau of Chemistry and Soils, [1932], Dimensions: 68 x 50 cm; Scale: 1:63,360, Coordinates: W0854800 W0852700 N0391200 N0385500
Kunkel, D. R.(David Roy), 1901-cartographer. (1932). Soil map Jennings County Indiana. United States. Bureau of Chemistry and Soils. https://purl.dlib.indiana.edu/iudl/images/VAC3073/VAC3073-M-00171 (map)