Soils surveyed by Mark Baldwin and J.A. Slipher, U.S. Dept. of Agriculture and S. C. Jones, Purdue University Agricultural Experiment Station., Imprint: Washington, D.C.: Bureau of Soils. [1919?], Dimensions: 59 x 55 cm; Scale: 1:63,360
[Creator not found] (1919). Soil map, Indiana, Decatur County sheet. United States. Bureau of Soils. https://purl.dlib.indiana.edu/iudl/images/VAC3073/VAC3073-M-00363 (map)