http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Highways, railroads, canals, air lanes, and dredged channels
1 map in 6 sections : color ; each section 58 x 83 cm.
Compiled and printed by the U.S. Geological Survey for the Public Roads Administration, subsequent revisions by the Public Roads Administration.
Published in accordance with Act of Congress approved November 9, 1921, creating the Federal Aid Highway System; highways corrected to February 1, 1945.
Scale 1:250,000. Approx. 1 inch to 4 miles ;