Description: A map of the Illinois River system. Place Names: Chicago, Wisconsin, Illinois, Michigan, Indiana ISO Topic Categories: location, inlandWaters, boundaries Keywords: Illinois River System, physical, political, physical features, major political subdivisions, local jurisdictions, location, inlandWaters, boundaries, Unknown, Source: Albert Perry Bidgham & Charles T. McFarlane, Essentials of Geography (New York, NY: American Book Company, 1916) 15 Map Credit: Courtesy The Private Collection of Roy Winkelman |
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