Shows roadway classification as of 1935.; (W 89⁰30’00"--W 89⁰15’00"/N 42⁰30’00"--N 42⁰15’00");Contour interval 10 feet;Surveyed in 1915 and 1931-1932;1 map, colored;45 x 33 cm.;1:62,500
The University of Illinois Map Library requests the following acknowledgement be included when using this Historical Map: Map provided courtesy of the Map Library at the University of Illinois at Urbana-Champaign.; No Copyright - United States; http://rightsstatements.org/vocab/NoC-US/1.0/