September 30, 1935 - Hoover Dam Dedicated by President Franklin Roosevelt

Five years of work, an average of 3,500 workers a day - here’s a look at the construction of the Hoover Dam.

“High-scalers at work on the Arizona intake towers location some 550’ above the level of the Colorado River. The background seen is the Nevada side of the canyon.”, 07/28/1932 Photograph from a series documenting the construction of Hoover Dam, Boulder City, Nevada.
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“High-scalers at work on the Arizona intake towers location some 550’ above the level of the Colorado River. The background seen is the Nevada side of the canyon.”, 07/28/1932

Photograph from a series documenting the construction of Hoover Dam, Boulder City, Nevada.