tag:digital.library.illinois.edu,2005:/items/d0803e20-c451-0133-1d17-0050569601ca-aPolo, Ogle County, Illinois, February 19132023-12-12T22:56:22Ztag:digital.library.illinois.edu,2005:Item/384772016-08-03T21:15:29Z2023-12-12T22:56:22ZPolo, Ogle County, Illinois, February 1913Also shows factories, commercial occupancy of buildings, property boundaries and house and block numbers.University of Illinois at Urbana-Champaign Library