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Start Over Author Geological Survey (U.S.) Bounding Box -40.000931 39.999015 -39.999064 40.000987

231. Illinois, Riverside quadrangle : topography

Maps University Of Illinois Urbana Champaign Public content
1905. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1889-90, and [18]99.";Relief shown by contours.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.).

232. Illinois, Rushville quadrangle

Maps University Of Illinois Urbana Champaign Public content
1958. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1922-1923";Relief shown by contours and spot heights.;1 map, colored;45 x 35 cm.;1:62,500. Geological Survey Division (Urbana, Ill.) and U.S. Geological Survey (U.S.).

233. Illinois (Shelby Co.), Shelbyville quadrangle : 15-minute series

Maps University Of Illinois Urbana Champaign Public content
1958. Geological Survey (U.S.). Contour interval 20 feet.;"Mapped by the Geological Survey 1928, 1935 and 1942";Relief shown by contours and spot heights.;1 map, colored;45 x 35 c... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

234. Illinois, Springfield quadrangle : topography

Maps University Of Illinois Urbana Champaign Public content
1907. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1905.";"Surveyed in cooperation with the State of Illinois.";Relief indicated by contours and spot heights.;... Geological Survey (U.S.) and State Survey (Urbana, Ill.).

235. Illinois, St. Elmo quadrangle : 15-minute series

Maps University Of Illinois Urbana Champaign Public content
1958. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1939-1941";Relief shown by contours and spot heights.;1 map, colored;45 x 35 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

236. Illinois (Stephenson County) Freeport quadrangle : 15-minute series

Maps University Of Illinois Urbana Champaign Public content
1944. Geological Survey (U.S.). Contour interval 20 feet.;Relief shown by contours and spot heights.;Road classification as of 1944.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

237. Illinois, Sterling quadrangle : 15-minute series

Maps University Of Illinois Urbana Champaign Public content
1948. Geological Survey (U.S.). Contour interval 20 feet.;"Mapped by the Geological Survey, 1946";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.).

238. Illinois, Streator quadrangle

Maps University Of Illinois Urbana Champaign Public content
1927. Geological Survey (U.S.). Contour interval 10 feet;"Surveyed in 1924 and 1925";Includes text on verso.;Relief shown by contours and spot heights.;1 map, colored;45 x 34 cm.;... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

239. Illinois, Sullivan quadrangle

Maps University Of Illinois Urbana Champaign Public content
1940. Geological Survey (U.S.). Contour interval 10 feet;"Surveyed in 1930 and 1935.";Relief shown by contours.;1 map, colored;45 x 35 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

240. Illinois, Sumner quadrangle : topography

Maps University Of Illinois Urbana Champaign Public content
1913. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1911.";"Surveyed in cooperation with the State of Illinois.";Relief shown by contours.;1 map, colored;45 x 3... Geological Survey (U.S.) and State Geological Survey (Urbana, Ill.).

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