Looking upstream at the Boulder Dam (now called Hoover Dam) under construction. "Boulder Dam, looking upstream August 22, 1933 2239" is written at the bottom of the photo. Site Name: Hoover Dam (dam)
Looking upstream at the Boulder Dam (now called Hoover Dam) under construction. "Boulder Dam, looking upstream August 31, 1933 2345" is written at the bottom of the photo. Site Name: Hoover Dam (dam)
Looking upstream at the Boulder Dam (now called Hoover Dam) under construction. "Boulder Dam, looking upstream September 15, 1933 2355" is written at the bottom of the photo. Site Name: Hoover Dam (dam)
Looking upstream at the Boulder Dam (now called Hoover Dam) under construction. "Boulder Dam, looking upstream September 22, 1933 2361" is written at the bottom of the photograph. Site Name: Hoover Dam (dam)
From the Morgan Sweeney Photograph Collection (PH-00228). Hoover Powerplant showing reinforcing steel workers tying and placing steel rod. Carpenters installing forms preparatory to placing concrete August 31, 1951.
Black and white image of the construction phase of Hoover Dam. The metal framework seen at the base of the dam will later become the dam's powerhouse. Note: Boulder Dam was officially renamed Hoover Dam in 1947.