1. Adams, E. Charles, and Jenny L. Adams 1975Test of Two Sites along the Proposed Route of the Hayden-Ault 345 Transmission Line, Wyoming. Report submitted to National Park Service. Midwest Archeological Center, Lincoln, under terms of contract CX-1200–5B-028.
2. Breternitz, David A. 1969aArchaeological Appraisal of Proposed West Bijou, East Bijou and Big Muddy Reservoirs, Arapahoe and Adams Counties, Colorado. Report submitted to U.S. Department of the Interior, National Park Service, Midwest Region, Lincoln, in fulfillment of amended Purchase Order 920–307.
3. Radiocarbon Dates: Eastern Colorado