Shows soil types classification by colors and symbols. "Field Operations, Bureau of Soils, 1912." A. "Hoen & co. Lith. Baltimore, Md.", Imprint: [Washington, D.C.?] : The Bureau, [1912?], Dimensions: 44 x 50 cm
Jones, Grove B., 1877- (1912). Soil map Indiana Montgomery County sheet. United States. Bureau of Soils. https://purl.dlib.indiana.edu/iudl/images/VAC3073/VAC3073-M-01186 (map)