Hoover Dam | Bureau of Reclamation
The Greatest Dam in the World": Building Hoover Dam (Teaching with Historic Places) (U.S. National Park Service)
Hoover Dam Construction History | Bechtel
The Men Who Built the Dam | American Experience | Official Site | PBS
Hoover Dam - Wikipedia
Hoover Dam Construction History | Bechtel
The Hoover Dam Changed America—And It Might Do It Again
The Men Who Built the Dam | American Experience | Official Site | PBS
Hoover Dam - Wikipedia
File:"Negroes employed as drillers on the construction of Hoover Dam." - NARA - 293747.jpg - Wikimedia Commons
The Men Who Built the Dam | American Experience | Official Site | PBS
America's Master Dam Builder: The Engineering Genius of Frank T. Crowe: Amazon.co.uk: Rocca, Al M: 9780964337855: Books
BBC World Service - The Forum, The dam builders
Hoover dam construction 1930s hi-res stock photography and images - Alamy
The Hoover Dam | The Herbert Hoover Presidential Library and Museum
Hoover dam 1930s hi-res stock photography and images - Alamy
Building the Hoover Dam seen Through Rare Photographs, 1931-1936 - Rare Historical Photos
Hoover Dam under construction. 1934. - Photographs - Huntington Digital Library
The Men Who Built the Dam | American Experience | Official Site | PBS
Hoover Dam | Description, Location, Constructino, Facts, History, & Pictures | Britannica
Frank Crowe: The Dam Builder That Changed the Face of the Earth
Workers' Strike at Hoover Dam | American Experience | Official Site | PBS
Hoover Dam - Wikipedia
