Memorabilia relating to eastern Oregon, including souvenir programs, brochures, and photographs of the Pendleton Round-Up; reminiscences; histories; and clippings. At least some of the materials were compiled by Umatilla County Judge James H. Sturgis (1889-1980).

Collection consists of a black-and white, silent home movie of the Pendleton Round-Up that was taken in September 1927. Footage includes rodeo events, bulls, a parade of horses, and Native participants. The Round-Up, held in Pendleton, Oregon, since 1910, features events including barrel racing, calf roping, and steer wrestling, as well as a parade and a night show.

Oral history interview with Clayton P. Strain conducted by Larry C. Skoog on September 30, 1970. Strain discusses the political career of his father, Charles Preston Strain, on the Pendleton City Council, and discusses the history of the Pendleton Round-Up.