Publisher: Geological Survey Division (Urbana, Ill.)|Geological Survey (U.S.) / Provider: University of Illinois Urbana-Champaign / Bounding Box: -86.51116 39.149274 -86.508949 39.150938 - GeoBlacklight Search Results

Start Over Publisher Geological Survey Division (Urbana, Ill.)|Geological Survey (U.S.) Provider University of Illinois Urbana-Champaign Bounding Box -86.51116 39.149274 -86.508949 39.150938

1. Illinois, Galva quadrangle : 15-minute series

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.)|Geological Survey (U.S.).

2. Illinois, Mt. Sterling quadrangle

1929. Geological Survey (U.S.). Relief shown by contours and spot heights.;"Surveyed in 1925-1926.";Contour interval 20 feet;1 map, colored;45 x 35 cm.;1:62,500. Geological Survey Division (Urbana, Ill.)|Geological Survey (U.S.).

3. Illinois, Taylorville quadrangle

1925. Geological Survey (U.S.). Relief shown by contours and spot heights.;"Surveyed in 1922-1923.";Contour interval 10 feet.;1 map, colored;45 x 35 cm.;1:62,500. Geological Survey Division (Urbana, Ill.)|Geological Survey (U.S.).

4. Illinois, Wilmington quadrangle : topography

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 Division (Urbana, Ill.)|Geological Survey (U.S.).