An image of Boulder Dam with open jet flow gates (outlet works). The name was officially changed to Hoover Dam in 1947.

Ribbon cutting to Hoover Dam Snackateria by Bureau of Reclamation, Boulder City, Nevada. People in the photograph are unidentified. The man cutting the ribbon is blind. Inscription with photo reads: "Cutting the ribbon at Boulder Dam of the opening of the Blind Snack. The plaque over the Fountain has the names of the members who worked for several years to untangle the red tape of hte government to give a blind family a self-supporting job." [Identified by Dorothy Dorothy 11-1-84] Site Name: Snackateria

Black and white photograph of people standing inside a 30 foot penstock pipe (These pipes were used in the diversion tunnels in the construction of Hoover Dam.)

This series of photographs documents the historic water overflow at Hoover Dam as seen from the Arizona side of the dam. Taken in August of 1983, this overflow marked the first time the spillways were used during a flood. After initially being filled, the spillways were tested once in August of 1941.

This series of photographs documents the historic water overflow at Hoover Dam as seen from the Arizona side of the dam. Taken in August of 1983, this overflow marked the first time the spillways were used during a flood. After initially being filled, the spillways were tested once in August of 1941.

This series of photographs documents the historic water overflow at Hoover Dam as seen from the Arizona side of the dam. Taken in August of 1983, this overflow marked the first time the spillways were used during a flood. After initially being filled, the spillways were tested once in August of 1941.