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Start Over Year 1937 Format JPEG2000

1. Illinois, De Kalb quadrangle

Maps University Of Illinois Urbana Champaign Public content
1937. 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 1934";Relief s... Geological Survey (U.S.).

2. Illinois (Hancock County), Carthage quadrangle

Maps University Of Illinois Urbana Champaign Public content
1937. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1921-1922 and 1931-1933.";Relief shown by contours and spot heights.;Shows roadway classification as of 1936... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

3. Illinois, Jacksonville quadrangle

Maps University Of Illinois Urbana Champaign Public content
1937. Geological Survey (U.S.). Surveyed in 1930-1932.;Contour interval 10 feet.;Lacks vegetation tint.;Relief shown by contours and spot heights.;Shows highway classification as ... Geological Survey (U.S.) and Geological Survey Division (Urbana Ill.).

4. Illinois, Mattoon quadrangle

Maps University Of Illinois Urbana Champaign Public content
1937. Geological Survey (U.S.). Contour interval 10 feet.;"Culture and drainage in part compiled from aerial photographs taken by Air Corps, U.S. Army.";Relief shown by contours a... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

5. Illinois, Orion quadrangle.

Maps University Of Illinois Urbana Champaign Public content
1937. Geological Survey (U.S.). Contour interval 20 feet.;"Culture and drainage in part compiled from aerial photographs taken by Air Corps, U.S. Army.";"Surveyed in 1930-1932";Re... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

6. Illinois, Sycamore quadrangle

Maps University Of Illinois Urbana Champaign Public content
1937. Geological Survey (U.S.). Contour interval 10 feet;"Surveyed in 1929 and 1933-1934";Relief shown by contours and spot heights.;Shows roadway classification as of 1936.;1 map... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

7. Illinois-Iowa, Lomax quadrangle

Maps University Of Illinois Urbana Champaign Public content
1937. 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 1931-1932";Reli... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

8. Illinois-Wisconsin Harvard quadrangle

Maps University Of Illinois Urbana Champaign Public content
1937. Geological Survey (U.S.). Surveyed in 1932.;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.) and Geological Survey Division (Urbana, Ill.).