Black and white image of Hoover Dam with the following printed text: "First 8 cubic yard batch of concrete being placed in Boulder Dam proper." Note: Boulder Dam was officially renamed Hoover Dam in 1947.
An image of four men (including Governor Herbert Ham) listening to a speech during the Boulder Dam decennial event. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
Hoover Dam tour, outside. Electrical lines can be seen over the crowd of people, with generators to the right. Ahead, structures within the mountains can be seen. Photograph by Bureau of Reclamation, Boulder City, Nevada.
Colorado River, Lake Mead. Island built by CCC enrollees in parking area at Observation Point. Boulder Dam Recreation Area. 12/11/36 (with neg.) Site Name: Hoover Dam (dam)
Black and white image showing the completed construction of Diversion Tunnel No. 4, one of four 50-foot diversion tunnels at Hoover Dam. Construction men can be seen at the base of the tunnel. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
An image of the illuminated downstream face of Hoover Dam at dusk, including the power plant and electric transmission towers. Note: Boulder Dam was officially renamed Hoover Dam in 1947.