USDI, NPS, Midwest Region Office, Omaha, NE No description specified. 1-3 (3 Records) Documents Archaeological Appraisal of Proposed West Bijou, East Bijou, and Big Muddy Reservoirs, Arapahoe and Adams Counties, Colorado (1969) Archaeological Investigations Near Mobridge, South Dakota, Volumes I - III (1961) Archeological Test Excavations at Fort Laramie National Historic Site, Wyoming (1963)