Exhibit Theme

A Railroad to the Pacific - 1

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Map, Exploration of a Railroad...
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Map, Exploration of a Railroad Route, 1854-1857, compiled by G.K. Warren et al., 1858

With appropriations from Congress, Secretary of War Jefferson Davis commissioned the Army Corps of Engineers to explore four routes from the Mississippi River to the PacificCoast. This map, issued with their published report, combines information from many previous expeditions and indicates the locations of American Indian nations and military posts.


Geography and Map Division, Library of Congress