Water and Power Associates
Hoover Dam - building, river, largest, source
Building the Hoover Dam - YouTube
File:"Negroes employed as drillers on the construction of Hoover Dam." - NARA - 293747.jpg - Wikimedia Commons
The Greatest Dam in the World": Building Hoover Dam (Teaching with Historic Places) (U.S. National Park Service)
Historic Construction Company Project: Building the Hoover Dam
Hoover Dam Construction History | Hoover Dam Information
Building the Hoover Dam: History & Facts | DOZR
Hoover Dam marks 85th anniversary of final concrete pour | Boulder City Review
This Day in History: Construction Began on Hoover Dam | whitehouse.gov
PHOTOS Hoover Dam construction begins in 1930 | Las Vegas Review-Journal
Hoover Dam by Six Companies, Inc. (340AR) — Atlas of Places
Hoover Dam Construction History - Bechtel
Water and Power Associates
Hoover Dam and the Shaping of the American West
Hoover Dam Construction — Calisphere
Hoover Dam Construction History - Bechtel
Building the Hoover Dam seen through rare photographs, 1931-1936 - Rare Historical Photos
Hoover Dam | Bureau of Reclamation
Hoover dam construction hi-res stock photography and images - Alamy
Amazon.com: Hoover Dam: The Historic Construction : Unavailable: Movies & TV
Remembering the legacy of "those dam women" - Elemental
Hoover dam construction hi-res stock photography and images - Alamy
