The lock is a single lift type, 86 feet wide and 683 feet long, with a 15-foot minimum depth over the sills. The vertical lifts average 75 feet. The lock is located on the Washington side of the Columbia River.
Architectural drawing of the McNary Dam, a 7365 foot hydroelectric dam that spans the Columbia River. McNary Dam is located one mile east of Umatilla, Oregon.
Photograph of the Palouse Canyon below the falls, in eastern Washington. Basalt cliffs line the canyon walls and the Palouse River winds its way down to join the Snake River.
View of water powered flour mill at Chapman Lake in southern Spokane County, Washington. Gristmill was established by Ole Dybdall in the late nineteenth century.
Snake River; Cheney State Normal School -- Field trips; School field trips; Launches
Photo from the top of a cliff looking down upon an early launch nosing into the river bank at the bottom of the cliff. Launch appears to be gasoline engine powered. Several people are seen on the decks, and at least one person is climbing the cliff.
Geology -- Washington (State); Strip mining; Fort George Wright (Wash.) -- History
Photo of a gravel pit located at Fort George Wright in Spokane, WA. Photo includes quarrying machinery and an automobile from the period (1920's or 1930's).
Cheney State Normal School -- Field trips; Fossils; School field trips
Photo of what appears to be a class field trip. Eighteen or nineteen students appear to be looking for fossils on a hillside of sedimentary rock. Students' apparel, including hats, is indicative of the 1920s.