Year: 1912 / Publisher: Geological Survey Division (Urbana, Ill.) / Bounding Box: -40.000931 39.999015 -39.999064 40.000987 - NYU Spatial Data Repository Search Results

Start Over Year 1912 Publisher Geological Survey Division (Urbana, Ill.) Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. Illinois, Canton quadrangle : topography

1912. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1910.";"Surveyed in cooperation with the State of Illinois.";Relief indicated by contours.;1 map, colored;45... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

2. Illinois, New Athens quadrangle : topography.

1912. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1908-1909.";"Surveyed in cooperation with the State of Illinois.";Relief indicated by contours and spot heig... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

3. Illinois-Iowa, Milan quadrangle : topography.

1912. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1910.";"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.).