- Geological Survey (U.S.)
- University of Illinois at Urbana-Champaign, University Library
Relief shown by contours and spot heights.; "Culture and drainage in part compiled from aerial photographs taken 1953. Topography by planetable surveys, 1956."; Includes quadrangle location map. 45 x 35 cm.; 1 map; colored. 1:62,500. Geological Survey (U.S.); Geological Survey Division(Urbana, Ill.).