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851. Illinois, Forreston quadrangle : 15-minute series

Maps University Of Illinois Urbana Champaign Public content
1945. Geological Survey (U.S.). Contour interval 20 feet.;Mapped by the Geological Survey 1930, 1940 and 1942.;Shows roadway classification as of 1945.;1 map, colored;45 x 34 cm.;... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

852. Illinois, Galatia quadrangle : topography

Maps University Of Illinois Urbana Champaign Public content
1908. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1906.";"Surveyed in cooperation with the State of Illinois.;Relief indicated by contours and spot heights.;1... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

853. Illinois, Galesburg quadrangle

Maps University Of Illinois Urbana Champaign Public content
1927. Geological Survey (U.S.). Surveyed in 1924-1925.;Relief shown by contours and spot heights.;1 map, colored;45 x 35 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

854. Illinois, Galva quadrangle : 15-minute series

Maps University Of Illinois Urbana Champaign Public content
1944. Geological Survey (U.S.). Road classification as of 1943.;Relief shown by contours and spot heights.;"Surveyed in 1930-1931 and 1940.";Contour interval 10 feet.;1 map, color... Geological Survey Division (Urbana, Ill.) and Geological Survey (U.S.).

855. Illinois, Geneva quadrangle

Maps University Of Illinois Urbana Champaign Public content
1932. Geological Survey (U.S.). Surveyed in 1928-1929.;Relief shown by contours and spot heights.;Road classification 1932.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

856. Illinois, Genoa quadrangle

Maps University Of Illinois Urbana Champaign Public content
1938. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1932-33.";col.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

857. Illinois, Gibson City quadrangle

Maps University Of Illinois Urbana Champaign Public content
1928. Geological Survey (U.S.). Contour interval 10 feet.;"Culture and drainage in part compiled from aerial photographs taken by Air Corps, U.S. Army.";"Surveyed in 1924-1925.";R... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

858. Illinois, Glasford quadrangle

Maps University Of Illinois Urbana Champaign Public content
1930. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1927.";Relief shown by contours and spot heights.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

859. Illinois, Good Hope quadrangle : topography

Maps University Of Illinois Urbana Champaign Public content
1918. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1916.";"Surveyed in cooperation with the State of Illinois.";Relief shown by contours and spot heights.;1 ma... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

860. Illinois (Greene County), Roodhouse quadrangle.

Maps University Of Illinois Urbana Champaign Public content
1926. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1924";Relief shown by contours and spot heights.;1 map, colored;45 x 35 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).