tag:digital.library.illinois.edu,2005:/itemsItems2023-12-12T22:54:32Ztag:digital.library.illinois.edu,2005:Item/279252016-08-03T21:14:31Z2023-12-12T22:54:32ZErie, Whiteside County, Illinois, March 1913Sheet 1 includes symbol key and location map.University of Illinois at Urbana-Champaign Library