Album containing black and white photographs taken by Benjamin A. Gifford and primarily depicting rivers, waterfalls and mountains in Oregon, Washington, and California, particularly in the Columbia River Gorge.

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.