An image showing a bird's eye view of Hoover Dam from the Arizona side, featuring intake towers. Caption on bottom right of image reads: "Upstream face of Boulder Dam showing intake towers and Arizona observation point. [Copyright] BDSB." Boulder Dam was officially renamed Hoover Dam in 1947.
The filling of the Hoover Dam after the completion of the construction. It was previously called the Boulder Dam, and in 1947 it was officially renamed the Hoover Dam. Written on the top of the photo: "BDRA. NEV. 4.36 350." Site Name: Hoover Dam (dam)
Boulder Dam (now called Hoover Dam) construction. Trucks hauling 2-cubic-yard buckets, bringing concrete from the mixing plant for invert lining. Site Name: Hoover Dam (dam)
Workmen at the construction of Boulder Dam, now called Hoover Dam. Trimming jumbo used in scaling walls of diversion tunnels and removing projecting rock. Site Name: Hoover Dam (dam)