1860 Colton's US Railroad

Colton's new railroad & county map of the United States and the Canadas &c. Colton, J. H. (Joseph Hutchins), 1800-1893. New York, 1860. Inset: Colton's map of the United States showing the proposed railroad routes to the Pacific Ocean. Detailed county map of the eastern half of the United States showing place names and the railroads.