NAA MS 504-b
Copy in hand of George Gibbs, marked "Simpson Number 1." Title page, filed with Navajo Manuscript Number 104, reads, "Vocabularies of the Pueblo and other Indians of New Mexico from a Journal of a Military Reconnaissance from Santa Fe New Mexico to the Navajo Country, by Jas. H. Simpson 1st Lieutenant Top. Eng. Phila. 1852." (Note added by SJB 12/1969.)
Manuscript 504-b, National Anthropological Archives, Smithsonian Institution