Title: Second powerhouse, McNary Lock and Dam, Washington and Oregon
Subtitle: letter from the Secretary of the Army, transmitting, a letter from the Chief of Engineers, Department of the Army, dated June 29, 1976, submitting a report, together with accompanying papers and illustrations, on the second powerhouse, McNary Lock and Dam, Washington and Oregon, requested by a resolution of the Committee on Public Works, United States Senate, adopted July 27, 1962.
Subjects: Hydroelectric power plants
Places: McNary Dam (Or. and Wash.), Wash. and Or McNary Dam