The American Union railroad map of the United States, British possessions. West Indies, Mexico, and Central America.

Detailed map of the continental United States and portions of Canada and Mexico indicating drainage, international and state boundaries, cities and towns, forts, canals, stage roads, railroads, and proposed railroads. [From published bibliography]
Scale ca. 1:4,300,000.
Prime meridian: Washington.
Relief shown by hachures.
Across top of map: "View From the Atlantic to the Pacific Ocean."
Diagram of "Time and distance table between Washington and the principal places in North and Central America."
LC Railroad maps, 55
Includes text and population information on each side of map.
Inset: "Central America."
Available also through the Library of Congress Web site as a raster image.
AACR2: 650