Grindhem, Martin JohansenMcGill-Warner Co.Railroad and Warehouse Commission of the State of MinnesotaCartographic Details: Scale approximately 1:633,600. 1 in . = 10 mi (W 97°--W 91°/N 50°--N 44°). Includes index on verso. Includes color key showing "Mileage steam railroads Dec. 31, 1921," "Terminal and transfer railways," "Electric interurban lines," and "Location of depots in St. Paul, Minneapolis and Duluth and railroads using the same." "Congressional districts are outlined and numbered in purple."Signed: M. J. Grindhem, Del. Mesabi Range -- St. Paul-Minneapolis and vicinity -- Duluth-Superior and vicinity -- Cook County, northeastern Minnesota.122 x 78 centimetersJPEGUMN_ALMA:9923363690001701engMcGill-Warner Co. (St. Paul, Minnesota)PublicRailroad commissioners' map of Minnesota, 1922MapsMinnesota1922University of Minnesota