42 p. Includes sections of Appendix JJ: 1878 annual report of Maj. John M. Wilson, Corps of Engineers, detailing surveys and works of river improvements for the Willamette and Columbia rivers. Also included...
Close-up view of Celilo Falls on the Columbia River. On the morning of March 10, 1957, the massive steel and concrete gates of The Dalles Dam closed and choked back the downstream surge of the Columbia...