Map no. 2. Rio Colorado of the west : explored by 1st Lieut. Joseph C. Ives, Topl. Engrs. under the direction of the Office of Explorations and Surveys, A. A. Humphreys, Capt. Topl. Engrs. in charge by order of the hon. John B. Floyd, Secretary of War.

Map shows mid-nineteenth century routes of exploration and navigation along the Colorado River. Relief shown by shading and hachures. Scale [ca. 1:760,320].
Date: 1858
Creator: Ives, J. C.
System: The Portal to Texas History

Geologic map, no. 2 : Rio Colorado of the West.

Map shows routes of exploration, area of Native American habitation, settlements, geographical features across the territory of New Mexico; camps and astronomical stations. Includes geological key. Relief shown by shading and hachures. Scale [1:760,320].
Date: 1858
Creator: Newberry, J. S. (John Strong), 1822-1892
System: The Portal to Texas History

Sketch of public surveys in New Mexico : To accompany report of Surveyor General.

Map shows mid-nineteenth century New Mexico township grid, existing towns, military posts, and areas of Native American habitation. Relief shown by hachures. Scale [ca. 1:1,545,000].
Date: 1858
Creator: United States. Surveyor General of New Mexico.
System: The Portal to Texas History

Kort til Balduin Möllhausen's Rejse fra Mississippi til Sydhavets Kyster i Aarene 1853 1854.

Map shows eastern route of Heinrich Balduin Mollhausen across the southwestern United States from the Mississippi River to the Pacific Coast during 1853 and 1854. Areas of Native American habitation, military posts, and settlements are noted. Insets: [Map of the mid-western states] and "Profil fra Ft. Smith til Sydhavet" [More of Ft. Smith to the Southern Ocean]. Scale [1:6,015,000].
Date: 1858
Creator: Th. Berg's lith. Inst.
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