Washington DC: United States Government Printing Office, 1976.
Staplebound wraps. 9 1/4" X 5 7/8". ix, 74pp. Mild edgewear to pictorial staplebound wraps. Binding is firm and sound. Pages are clean and unmarked. A nice copy of this 1976 government-issued booklet on the history of Hoover Dam, illustrated throughout. Very good +. Item #3457