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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1913. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1910.";"Surveyed in cooperation with the State of Illinois.";Relief indicated by contours and spot heights.;... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).
1913. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed 1909 and 1911.";"Surveyed in cooperation with the State of Illinois.";Relief indicated by contours and spot hei... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).
1913. Sanborn Map Company. Scale ca. 1:600. Sheet 1 includes symbol key, index, and location and index maps. Partial cadastral map. Fire insurance map hand colored to show bu... Sanborn Map Company.
1913. Sanborn Map Company. Scale 1:600. 50 ft. to 1 in. Also shows factories, commercial occupancy of buildings, property boundaries, and house and block numbers. Fire insura... Sanborn Map Company.
1913. Sanborn Map Company. Scale 1:600. 50 ft. to 1 in. Also shows factories, commercial occupancy of buildings, property boundaries, and house and block numbers. Fire insura... Sanborn Map Company.
1913. Sanborn Map Company. Scale 1:1,200. 100 ft. to 1 in. Scale ca. 1:600. Also includes Map of congested district of Elgin, Ill, 1913. Also shows factories, commercial occu... Sanborn Map Company.
1913. Sanborn Map Company. Scale 1:600. 50 ft. to 1 in. Partial cadastral map.Sheet 1 includes symbol key, index, and location and index maps. Fire insurance map hand colored... Sanborn Map Company.
1913. Sanborn Map Company. Scale 1:600. 50 ft. to 1 in. Title sheet includes index. Sheet 1 includes symbol key and location and index maps. Partial cadastral map. Fire insur... Sanborn Map Company.
1913. Sanborn Map Company. Scale ca. 1:600. volume 2 covers east of the Rock River. Volume I, sheets 1-107. -- Volume II, sheets 151-250. Volume 1 provides coverage west of t... Sanborn Map Company.