Confluence of the Salmon, entering from the right, and the Snake, straight ahead. Looking upstream from a boat on the Snake, immediately below the mouth of the Salmon River.
Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dedication services; Watt, James G., -- 1938-;United States. -- Dept. of the Interior -- Officials and employees;Foley, Thomas S.;Spellman, John.
Secretary of Interior James G. Watt speaking at the dedication of the third power house at Grand Coulee Dam. Congressman Thomas Foley seated immediately behind Secretary Watt, Governor John Spellman seated at far right, visible over standing...
Expeditions & surveys; Railroad surveys; Fort Walla Walla (Wash.)
Fort Walla Walla was first built along the Columbia River by the Northwest Company to act as a trading center. A second fort was built by the Hudson Bay Company prior to 1831 and served as a frontier post protecting their interests. This was...