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241. Mendota quadrangle, Illinois : 15 minute series (topographic).

Maps University Of Illinois Urbana Champaign Public content
1954. Geological Survey (U.S.). Contour interval 10 feet.;"Culture and drainage in part compiled from aerial photographs taken 1939, 1941 and 1951. Topography by plane-table surve... Geological Survey (U.S.).

242. Minier quadrangle, Illinois : 15 minute series (topographic)

Maps University Of Illinois Urbana Champaign Public content
1952. Geological Survey (U.S.). Contour interval 10 feet.;"Culture and drainage in part compiled from aerial photographs taken 1939. Topography by plane-table methods 1930 and 195... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

243. Minonk quadrangle, Illinois : 15 minute series (topographic)

Maps University Of Illinois Urbana Champaign Public content
1956. Geological Survey (U.S.). Contour interval 10 feet.;"Culture and drainage in part compiled from aerial photographs taken 1948. Topography by plane-table surveys 1934-1935 an... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

244. Missouri-Illinois, Altenburg quadrangle

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1925. Geological Survey (U.S.). Control in part by Mississippi River Commission.;"Surveyed in 1915 and 1922.";Relief shown by contours and spot heights.;1 map, colored;45 x 34 cm.... Bureau of Geology and Mines (Rolla, Mo.), Geological Survey (U.S.), and Geological Survey Division (Urbana, Ill.).

245. Missouri-Illinois, Brussels quadrangle

Maps University Of Illinois Urbana Champaign Public content
1931. Geological Survey (U.S.). Surveyed in 1927.;Relief shown by contours and spot heights.;Road classification, 1930.;1 map, colored;45 x 35 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

246. Missouri-Illinois, Cape Girardeau quadrangle

Maps University Of Illinois Urbana Champaign Public content
1924. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1921-1922.";Relief shown by contours and spot heights.;1 map, colored;45 x 36 cm.;1:62,500. Bureau of Geology and Mines (Rolla, Mo.) and Geological Survey (U.S.).

247. Missouri-Illinois, Crystal City quadrangle : topography

Maps University Of Illinois Urbana Champaign Public content
1915. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1911 and 1913.";"Surveyed in cooperation with the States of Missouri and Illinois.";Relief shown by contours... Bureau of Geology and Mines (Rolla, Mo.), Geological Survey (U.S.), and Geological Survey Division (Urbana, Ill.).

248. Missouri-Illinois, Hannibal quadrangle

Maps University Of Illinois Urbana Champaign Public content
1932. 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 1921 and 1928... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill).

249. Missouri-Illinois, Kimmswick quadrangle : topography

Maps University Of Illinois Urbana Champaign Public content
1916. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1910 and 1914.";"Surveyed in cooperation with the State of Illinois.";Relief shown by contours and spot heig... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

250. Missouri-Illinois, St. Charles quadrangle

Maps University Of Illinois Urbana Champaign Public content
1933. 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 1923 and 1927";... Bureau of Geology and Mines (Rolla, Mo.), Geological Survey (U.S.), and Geological Survey Division (Urbana, Ill.).