Assiniboine and Sioux Tribes of the Fort Peck Indian Reservation, Montana

The Account report on: the three affiliated tribes of the Fort Berthold Reservation from the Indian Trust Accounting Division Office of Finance General Services Administration United States of America.

Accounting Report On: Fort Peck Indians of the Fort Peck Reservation, Montana 1977.

Accounting Report On the three affiliated tribes of the Fort Berthold Reservation

Correspondence regarding Douglas D. Martin's his historical report of the Fort Peck Reservation including letters regarding the Blackfoot case of 1978 and a copy of the latest memorandum and order issued by trial judge Francis C. Browne in 1979.

Executive Orders and Statutes photocopied and compiled by Douglas D. Martin with his research notes. The documents provide the legal history of the Fort Peck Reservation.

The Montana Magazine of Western History published an article titled "Fort Peck Dam" in the Summer of 1977 issue. The file contains a photocopy.

Fort Peck Indians of the Fort Peck Reservation, Montana vol. 2.

The file includes a letter to H.E. Waldo from John B. Nix regarding a copy of the General Accounting Office Report. There is a statement pertaining to Petition of the Three Affiliated Tribes of the Fort Berthold Reservation. In addition to a copy of United States General Accounting Office Report Re: Petition of The Three Affiliated Tribes of the Fort Berthold Reservation, to Wit, the Arikara, Gros Ventre, and Mandan Tribes of Indians.

The file includes the General Services Administrative report for the three affiliated tribes of the Fort Berthold Reservation, to wit, the Arikara, Gros Ventre, and Mandan Tribes of Indians 1966 as well as Information relative to the acts of 1931.

Historical Report on the Fort Peck Indian Reservation in Montana, 1979.