1857. Rumsey, David, 1944- and Blanchard, Rufus. This layer is a georeferenced image of a map of Chicago originally created by R. Blanchard in 1857. The original map is a rare pre fire map of the ... Cartography Associates.
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1859. Photocopy.; "Drawn 1859."; Relief shown by hachures.; Includes cities of Rock Island, Davenport, Moline, Rapids City, Coal Valley. 32 x 49 centimet... Mendel (Chicago).
1950. Tax, Sol, 1907-1995. Shows ethnic change by block.; Scale [ca. 1:5,800]; ms., color; Master and use copy. Digital master created according to Benchmark for Faithful Rep...
1958. Geological Survey (U.S.). Contour interval 10 feet.;"Topography from aerial photographs by Kelsh plotter and by planetable surveys 1956-1957. Aerial photographs taken 1956."... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).
1963. Geological Survey (U.S.). Contour interval 10 feet.;"Culture and drainage in part compiled from aerial photographs taken 1939-1940. Topography by plane-table methods 1947-19... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).
1924. University of Chicago. Department of Sociology. Negative blue line print. Shows vacant areas, residential areas, commercial frontage, industrial areas, railroad property, surface lines, private s...
1951. Geological Survey (U.S.). Contour interval 10 feet.;"Culture and drainage in part compiled from aerial photographs taken 1940-1941. Topography by plane-table methods, 1926, ... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).
1955. Geological Survey (U.S.). Contour interval 10 feet.;"Culture and drainage in part compiled from aerial photographs taken 1950-1951. Topography by plane-table surveys 1954";R... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).
1956. Geological Survey (U.S.). Contour interval 20 feet.;"Culture and drainage in part compiled from aerial photographs taken 1938. Topography by plane-table methods, 1946.";Reli... Geological Survey (U.S.), Geological Survey Division (Urbana, Ill.), and Geological Survey and Water Resources (Rolla, Mo.).
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.).