• Creator
  • Geological Survey (U.S.)
  • Created Date
  • 1949-1949
  • Description
  • Relief shown by contours and spot heights.; "Contour interval 10 feet."; "Culture and drainage in part compiled from aerial photographs taken 1938. Topography by plane-table methods 1947-1948."; Coordinates: (W 88⁰30ʹ00ʺ--W 88⁰15ʹ00ʺ/N 38⁰45ʹ00ʺ--N 38⁰30ʹ00ʺ). 45 x 35 cm.; 1 map, colored. 1:62,500. Geological Survey (U.S.); Geological Survey Division (Urbana, Ill.).