The Hoover dam power and water contracts and related data with introductory notes, by Ray Lyman Wilbur, secretary of the Interior and Nothcutt Ely, assistant to the secretary.
Contributors: Wilbur, Ray Lyman, 1875-1949.; Ely, Northcutt, 1903-
Publisher: U.S. Govt. Print. Off.
Published: 1933
Place of publication: Washington
Language: eng
Number of pages: 674
Subjects: Hoover Dam (Ariz. and Nev.)
Notes: At head of title: United States Department of the Interior.

On cover: The Hoover dam contracts. Wilbur and Ely. United States Department of the Interior. 1933.