Map of an exploring expedition to the Rocky Mountains in the year 1842 and to Oregon & North California in the years 1843-44.

Map shows expeditionary route taken by Captain John C. Fremont across the American West; camps, military posts, Native American trails, areas of Native American habitation, and rivers. Inset: "Profile of the route from the mouth of the Kansas to the Pacific by Capt. J.C. Fremont in 1843." Relief shown by hachures and by profile chart. Scale [ca. 1:3,000,000].
Date: 1849
Creator: Frémont, John Charles
System: The Portal to Texas History

Map of California, Oregon, and Texas, and the territories adjoining with routes &c.

Map shows areas of Native American habitation, roads, territorial boundaries, military routes, cities, towns, and notable physical features for California, Texas, Oregon [Territory], Nebraska Territory], New Mexico [Territory], and "Indian Territory." Includes: "Table of Distances." Relief shown by hachures. Scale not indicated.
Date: 1849
Creator: Colton, J. H. (Joseph Hutchins), 1800-1893
System: The Portal to Texas History

Map of the gold region[s] of California: showing the routes via Chagres and Panama, Cape Horn, &c.

Map shows historic routes of exploration, suggested routes of travel to California's Gold region, Oregon, areas of Native American habitation, and major cities. Includes text in lower panel: "Important directions to persons emigrating to California" and "Description of California, or the new gold region." Relief shown by hachures. Depths by soundings. Scale [ca. 1:6,000,000] and [ca. 1:40,000,000].
Date: 1849
Creator: Ensigns & Thayer
System: The Portal to Texas History