An image of the Boulder Dam intake towers from the Arizona side. Transcribed from front of postcard: "Boulder Dam - Upstream Face." Boulder Dam was officially renamed Hoover Dam in 1947.
An image showing a bird's eye view of Hoover Dam and vehicles on its crest from the Nevada side. The name was officially changed from Boulder Dam to Hoover Dam in 1947.
An image showing a bird's eye view of Hoover Dam and vehicles on its crest from the Nevada side. The name was officially changed from Boulder Dam to Hoover Dam in 1947.
An image showing a bird's eye view of Hoover Dam and vehicles on its crest from the Nevada side. The name was officially changed from Boulder Dam to Hoover Dam in 1947.
An image showing a bird's eye view of Hoover Dam and vehicles on its crest from the Arizona side. The name was officially changed from Boulder Dam to Hoover Dam in 1947.
An image of an unidentified man giving a speech in an auditorium during the decennial event at Boulder Dam. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
An image of an unidentified man giving a speech in an auditorium during the decennial event at Boulder Dam. Note: Boulder Dam was officially renamed Hoover Dam in 1947.