Sketch exhibiting the routes between Fort Laramie and the Great Salt Lake from explorations by J.C. Fremont, H. Stansbury Capts. Corps of Topl. Engrs., E.G. Beckwith Lieut. 3 Art., T.F. Bryan Lieut. Topl. Engrs., and F.W. Lander Chf. Engr. 8th. Pss. Pacific Wagon Road, War Dept: Office Explorations & Surveys.

Map shows military posts, roads and trails, settlements, and explorers' routes across western territory of the United States [consisting of modern-day] Wyoming, Colorado, and Utah. Relief shown by hachures. Scale [1:1,000,000].
Date: 1858
Creator: United States. Office of Explorations and Surveys.
System: The Portal to Texas History

Map of the New Mexico Arizona and Colorado Missionary Association.

Map shows mid-nineteenth century existing and proposed railroads lines, township grid, military posts, areas of Indian habitation and reservations, mines, cities, and towns. Includes geographic and historical notes. Relief shown by hachures. No scale given.
Date: [1858..1878]
Creator: Blanchard, Rufus, 1821-1904
System: The Portal to Texas History