Biographical sketch of Hannah G. L. Mather 

Manuscript map of route from the western U.S. border to Taos 

Thomas Mather correspondence, 1825-1828 

Thomas Mather account as Santa Fe Road Commissioner, vol. 2, Aug. 17-Sept. 19, 1825 

Account book: Thomas Mather's Accounts with the Mexican Road Commissioners, 1825-1826 

Annual report of Brigadier General George Crook, U.S. Army : commanding Department of Arizona 

Resumé of operations against Apache Indians, 1882 to 1886 

Historic sketches of the cattle trade of the West and Southwest 

Explorations and surveys for a rail road from the Mississippi River to the Pacific Ocean route near the 35th parallel. Map no. 2, from the Rio Grande... 

Explorations and surveys for a rail road route from the Mississippi River to the Pacific Ocean route near the 35th parallel. Map no. 1, From Fort... 

Geological section from the Mississippi River to the Pacific Ocean along the route explored by Lieut. A.W. Whipple, Corp. of Topl. Engrs. near the...