1. Proposed road restriction map of 1949 Maps University Of Minnesota Public content 1949. Minnesota. Department of Highways. Cartographic Details: Scale approximately 1:1,210,000 (W 97 Ãä15 ÃÅ--W 89 Ãä30 ÃÅ/N 49 Ãä23 ÃÅ--N 43 Ãä30)ÃÅ. Insets: [Cook Co., Mn] -- [Minneapoli... The Department (St. Paul, Minnesota).