Archival objects in this container: Valvehouse rear wall at the Hoover Dam: photographic print, 1951 Detail-work platform at the Hoover Dam: photographic print, 1954 March 12 Scaffolding above the Hoover Dam, Arizona: photographic print, 1954 Scaffolding above the Hoover Dam, Arizona: photographic print, 1954 January 29 Number 5 intake towerat the Hoover Dam: photographic print, 1954 March 12 Nevada Spillway at the Hoover Dam: photographic print, 1952 May 13 View of the Hoover Dam, Arizona: photographic print, 1954 February 19 Boats near the Hoover Dam, Arizona: photographic print, approximately 1954 Looking over the Hoover Dam, Arizona: photographic print, 1954 February 26 N-8 turbine ring at the Hoover Dam: photographic print, 1959 December 01 Arizona and Nevada powerhouses at the Hoover Dam: photographic print, 1957 December 13 Roof of the Arizona powerhouse at the Hoover Dam: photographic print, 1957 December 13 View of the Hoover Dam, Arizona: photographic print, 1955 January 13 Inside an intake tower at the Hoover Dam: photographic print, 1955 May 27 Raising and lowering gates at the Hoover Dam: photographic print, 1955 November 06 Mechanism for the gates at the Hoover Dam: photographic print, 1955 November 27 Interior of the Hoover Dam, Arizona: photographic print, 1955 June 03 Working over the Hoover, Dam, Arizona: photographic print, 1955 June 03 Working over the Hoover Dam, Arizona: photographic print, 1955 June 03 Pipe gallery at the Hoover Dam, Arizona: photographic print, 1955 August 01 Pipe gallery at the Hoover Dam, Arizona: photographic print, approximately 1940 to 1960 Looking up the Colorado River toward the downstrewam face of the Hoover Dam, Arizona: photographic print, approximately 1960 to 1969 A view of the Hoover Dam: photographic print, approximately 1960 to 1969 Nevada cableway landing, elevation 673 feet at the Hoover Dam: photographic print, 1961 August 22 Arizona needle valves spewing water at the Hoover Dam: photographic print, approximately 1940 to 1960