Date range of documents: ca. 1870-1945.
Reproduction of the originals from the Jesuit Oregon Province Archives, Gonzaga University.
In English, Assiniboine, Blackfoot/Piegan, Chelan, Coeur d'Alene, Columbia/Moses, Colville, Crow, Gros Ventre, Kalispel, Kootenai, Nez Perce, and Yakima.