Year: 1909 / Publisher: Geological Survey Division (Urbana, Ill.) / Provider: University of Illinois Urbana-Champaign - GeoBlacklight Search Results

Start Over Year 1909 Publisher Geological Survey Division (Urbana, Ill.) Provider University of Illinois Urbana-Champaign

1. Illinois, Tallula quadrangle : topography

1909. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1906-1907.";"Surveyed in cooperation with the State of Illinois."; (W 90⁰00ʹ00ʺ--W 89⁰45ʹ00ʺ/N 40⁰00ʹ00ʺ--N ... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

2. Illinois, West Frankfort quadrangle : topography

1909. Geological Survey (U.S.). 1 map, colored;Relief indicated by contours and spot heights.;Contour interval 20 feet.;"Surveyed in 1906-1907.";Surveyed in cooperation with the S... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).