Shows soil types classification by colors and symbols. Relief shown by contours and hachures. Soils survey by W.E. Tharp, Earl D. Fowler, L. S. Troth and H.R. Beyer. "Field operations Bureau of Spo,s 1022."
Imprint: [Washington, D.C.?] : The Bureau, [1922?]
Dimensions: 69 x 57 cm; Scale: 1:63,360
Coordinates: W0860500 W0853900 N0412700 N0410200