1848. United States. General Land Office. Surveyors Office Saint Louis Oct. 20th, 1848. The several Land districts are bounded by dotted lines except along navigable streams--F.R. Conway, S... Surveyor's Office (St. Louis).
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1972. Base map of Illinois
1924. Illinois State Geological Survey. Relief shown by spot heights. 125 x 72 centimeters Scale 1:500,000 approximately 8 miles to 1 inch General Map Collection. The Survey (Urbana, Ill).
1973. Base map of Illinois
1911. Illinois State Geological Survey. Relief shown by spot heights. 125 x 72 centimeters Scale 1:500,000 approximately 8 miles to 1 inch General Map Collection. The Survey (Urbana, Ill).
1974. Base map of Illinois
1912. Illinois State Geological Survey. Relief shown by spot heights. 125 x 72 centimeters General Map Collection. The Survey (Urbana, Ill).
1916. Illinois State Geological Survey. Indexed to list of shipping coal mines. 125 x 84 centimeters Scale 1:500,000 approximately 8 miles to 1 inch General Map Collection. State Geological Survey (Urbana, Ill).
1928. Illinois Commerce Commission. Includes lists of steam railroads and passenger terminals in Chicago.; Includes index of counties and towns in Illinois.; Inset: [Chicago and vicin... Rand, McNally & Co (Chicago), 1928.
1927. United States. Bureau of Public Roads. Base map from U.S. Geological Survey State Map.; "Published in accordance with Act of Congress approved Nov. 9, 1921, creating the Federal Aid High... U.S. Geological Survey (Washington, D.C).
2000. U.S. Census Bureau. Geography Division. This polygon shapefile represents the elementary school district boundaries in Illinois. School districts are geographic entities within which stat... U.S. Census Bureau. Geography Division.
2000. U.S. Census Bureau. Geography Division. This polygon shapefile represents the 2000 U.S. Census secondary school district boundaries in Illinois. Secondary school districts provide educati... U.S. Census Bureau. Geography Division.
1930. University of Chicago. Social Science Research Committee. Scale approximately 1:1,000,000; Master and use copy. Digital master created according to Benchmark for Faithful Reproductions of Monographs and Se...