Minnesota transportation map : Highways, railroads, canals, air lanes, and dredged channels
Cartographic Details: Scale 1:250,000. approximately 1 in. to 4 miles ; Modified polyconic projection. Published in accordance with Act of Congress approved November 9, 1921, creating the Federal Aid Highway System; highways corrected to April 1, 1944.
Scale 1:250,000. approximately 1 incj to 4 miles
Minnesota Transportation Maps
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