Cartographic Details: Scale approximately 1:1,710,720. 1 in = 27 miles (W 97°--W 91°/N 49°--N 45°). From the Bureau's Federal aid highway system, page 13. "System as approved to March 1, 1924." "The roads shown hereon indicate the routes approved by the Secretary of Agriculture in accordance with the Act of November 9,1921. They are not yet in all cases constructed nor have the detailed locations been approved."
40 x 37 centimeters on sheet 56 x 55 centimeters
Scale approximately 1:1,710,720. 1 inch = 27 miles
Minnesota Transportation Maps