Black and white image of Hoover Dam. A rare view of Hoover Dam against a cloud pattern in a desert sky that is usually clear. The world-famous dam, completed by the Bureau of Reclamation, conquered the Colorado River for the first time in history. The dam, spanning the river between Nevada and Arizona, provides all of Reclamation's multipurpose benefits: flood protection, river control, water storage and conservation for irrigation; municipal and industrial uses; generation of low-cost hydroelectric energy; enhancement of navigation; recreation; and fish and wildlife protection.
An image of vehicles traveling across Boulder Highway between Boulder City and Hoover Dam. Power lines connecting to the dam can be seen stretching across the rocky terrain in the background.
Black and white image of Hoover Dam with the following printed description: "View of 50-foot diameter tunnel below Arizona Tunnel Plug outlet works with Stoney Gate at end of tunnel lowered." Note: Boulder Dam was officially renamed Hoover Dam in 1947.
Black and white image of swing shift construction workers sitting in trucks, ready to leave from dormitory #2 in Boulder City to Hoover Dam. Prior to the arrival of cold weather, the canyon workers were transported to their jobs in buses. Note: Boulder Dam was officially renamed Hoover Dam in 1947.