May-1-1922. Note of explanation on the map: Minnesota trunk highways, making a 7,000-mile primary road system, are now officially marked with numbers on yellow stars-significant of the North Star State. Reference to this map will guide the user of the system. Grading, gravel-surfacing and paving completed and under contract May 1, 1922 are indicated by the conventions. This should be considered with weather conditions in planning trips. The state trunk highway system has been improved with 228 miles of paving, 1926 miles of gravel surfacing and 2314 miles of permanent grading.
Minnesota Department of Transportation, MnDOT Library
Map of Minnesota's St. Louis County showing land Department Holdings, The Duluth & Iron Range Rail Road Company, and the Chicago, Rock Island & Pacific Railway Company. Shows railroad land holdings, roads, trails, railroads, electric lines, forest reserve, hydrography, and survey grid. Scale: 1 inch = 3 miles.
Map of Railroads in Minnesota in 1919, including steam lines, terminal and transfer railways and electric interurban lines also hasNotes Index on verso; insets of Mesabi Range, St. Paul-Minneapolis, Duluth-Superior, Cook County.
Hennepin County Library, James K. Hosmer Special Collections Library