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.
Created:
1944
Contributed By:
University of Minnesota Libraries, John R. Borchert Map Library.
Cartographic Details: Scale 1:250,000. approximately 1 in. to 4 miles ; Modified polyconic projection (W 97‚Å∞15 π--W 89‚Å∞30 π/N 49‚Å∞22 π--N 43‚Å∞30 π). Published in accordance with Act of Congress approved November 9, 1921, creating the Federal Aid Highway System; highways corrected to August 1, 1940. Each sheet has an index map. Inset on she...
Creator:
United States. Public Roads Administration.
Created:
1940
Contributed By:
University of Minnesota Libraries, John R. Borchert Map Library.