Photograph album, possibly compiled by the Spokane, Portland, and Seattle Railway, containing black and white photographs, most taken by Fred H. Kiser, of landscape scenes along the Oregon Trunk Railway. Among the subjects depicted are the Celilo Bridge, the Deschutes River, the Tygh Valley, Mount Jefferson, Crooked River Canyon, and Benham Falls.

This collection contains photographs and slides likely received and compiled by Chris L. Wheeler (1927-2013) during the time he served as state engineer of Oregon from 1962-1975. The bulk of the photographs depict the Tumalo Irrigation Project in Deschutes County, Oregon, from 1913-1915. Other photographs, color slides, and albums depict state and private irrigation efforts in Oregon from approximately 1910-1925, and dams and reservoirs in Oregon from 1950-1967.