United States Essential Foreign Trade Routes – U.S. North Atlantic Ports and United Kingdom and Continent
Shows Major Trade Routes (and Seaports) between U.S. North Atlantic Ports and United Kingdom and Continent. Also shows U.S. South Atlantic Ports, U.S. Gulf Ports, U.S. Pacific Ports, Great Lakes Ports and Western Europe. Imprint: Prepared by Division of Management Office of Budget and Management.
Essential United States Foreign Trade Routes (p. 15)
U.S. Department of Commerce, Maritime Administration, 1963.