Geological Survey (U.S.)Contour interval 10 feet;"Surveyed in 1924 and 1925";Includes text on verso.;Relief shown by contours and spot heights.;1 map, colored;45 x 34 cm.;1:62,500JPEG2000https://digital.library.illinois.edu/items/9718cea0-82d4-0134-1f08-0050569601ca-7engGeological Survey (U.S.)Geological Survey Division (Urbana, Ill.)PublicIllinois, Streator quadrangleMapsIllinois1927University of Illinois Urbana-Champaign