Black and white image of equipment being lowered into Hoover Dam. People are watching from the lookout point on the Nevada side of the dam. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
Black and white image showing dynamite blasts being fired simultaneously for the locations of the Arizona (left) and Nevada (right) intake towers at Hoover Dam. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
Day shift construction workers for Boulder Dam, now called Hoover Dam, entering transports at the upper portals for their return journey to Boulder City ten miles away. Site Name: Hoover Dam (dam)