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].

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.

Topographic map of the Western United States and northern Mexico, showing Texas, California, Oregon, and Indian Territory. The map includes rivers, creeks, roads, and areas of elevation. Relief shown in hachures.

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].