Shows soil types classification by colors and symbols. Soils surveyed by W.E. Tharp, of the U.S. Department of Agriculture, in charge, and T.M. Bushnell and J.E. Adams of the Purdue University Agricultural Experiment Station.
Imprint: [Washington, D.C.?] : The Bureau, [1922?]
Scale: 1:63,360; Dimensions: 56 x 58 cm
Coordinates: W0864100 W0886190 N0390000 N0384200