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Start Over Format JPEG2000 Creator Geological Survey (U.S.) Bounding Box -86.51116 39.149274 -86.508949 39.150938

1. Amboy quadrangle, Illinois : 15 minute series (topographic)

University Of Illinois Urbana Champaign Public content
1952. Geological Survey (U.S.). Contour interval 10 feet.;"Culture and drainage in part compiled from aerial photographs taken 1939 and 1941. Topography by plane-table surveys 195... Geological Survey (U.S.)|Geological Survey Division (Urbana, Ill.).

2. Annapolis quadrangle, Illinois : 15 minute series (topographic)

University Of Illinois Urbana Champaign Public content
1957. Geological Survey (U.S.). Culture and drainage in part compiled from aerial photographs taken 1953. Topography by planetable surveys, 1956.;Includes quadrangle location map.... Geological Survey (U.S.)|Geological Survey Division(Urbana, Ill.).

3. Arrowsmith quadrangle, Illinois : 15 minute series (topographic)

University Of Illinois Urbana Champaign Public content
1953. Geological Survey (U.S.). Culture and drainage in part compiled from aerial photographs taken 1948. Topography by plane-table surveys, 1930 and 1951-1952. Includes quadrangl... Geological Survey (U.S.)|Geological Survey Division (Urbana, Ill.).

4. Assumption quadrangle, Illinois : 15 minute series (topographic)

University Of Illinois Urbana Champaign Public content
1953. Geological Survey (U.S.). Culture and drainage in part compiled from aerial photographs taken 1950. Topography by plane-table surveys 1945 and 1951-1952.;Includes quadrangle... Geological Survey (U.S.)|Geological Survey Division (Urbana, Ill.).

5. Augusta quadrangle, Illinois

University Of Illinois Urbana Champaign Public content
1949. Geological Survey (U.S.). Relief shown by contours and spot heights. "Topography by plane-table methods 1946.";1 map, colored;45 x 35 cm.;1:62,500. Geological Survey (U.S.)|Geological Survey Division (Urbana, Ill.).

6. Bement quadrangle, Illinois : 15 minute series (topographic)

University Of Illinois Urbana Champaign Public content
1956. Geological Survey (U.S.). Culture and drainage in part compiled from aerial photographs taken 1946 and 1953. Topography by plane-table surveys 1954-1955.;Relief shown by con... Geological Survey (U.S.)|Geological Survey Division (Urbana, Ill.).

8. Bradford quadrangle, Illinois : 15 minute series (topographic).

University Of Illinois Urbana Champaign Public content
1945. Geological Survey (U.S.). Contour interval 10 feet.;Relief shown by contours and spot heights.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.)|Geological Survey Division (Urbana, Ill.).

9. Buckley quadrangle, Illinois : 15 minute series (topographic)

University Of Illinois Urbana Champaign Public content
1949. Geological Survey (U.S.). Culture and drainage in part compiled from aerial photographs taken 1940. Topography by plane-table methods, 1946.;Contour interval 10 feet.;Relief... Geological Survey (U.S.)|Geological Survey Division (Urbana, Ill.).

10. Colfax quadrangle, Illinois : 15 minute series

University Of Illinois Urbana Champaign Public content
1958. Geological Survey (U.S.). Contour interval 10 feet;"Culture and drainage in part compiled from aerial photographs taken 1956. Topography by planetable surveys 1957.";Relief ... Geological Survey (U.S.)|Geological Survey Division (Urbana, Ill.).