Shows soil types classification by colors and symbols. 'Field Operations, Bureau of Soils, 1904.' 'Julius Bien & Co. Lith. N.Y.' Scale 1:63,360. 1 inch = 1 mile. U.S. Dept. of Agriculture, Bureau of Soils; soils surveyed by Frank Bennett and Charles W. Ely.
Bennett, Frank (Cartographer), Ely, Charles W. (1904). Soil map, Indiana, Marshall County Sheet. Bureau of Soils. https://purl.dlib.indiana.edu/iudl/images/VAC3073/VAC3073-M-00608 (map)