Three men in front of a sign for the Southern Nevada Water Project, which included a pumping plant to take water out of Lake Mead and a water treatment plant. Left to Right: Asst. Commissioner of Reclamation N. B. Bennett, Jr., Master of Ceremonies; U.S. Senator Alan Bible; Regional Director A.B. West of the Bureau of Reclamation's Region 3.
Dynamite explosion breaking ground for the Southern Nevada Water Project, creating the River mountains tunnel.
Transcribed Notes: Transcribed from photo sleeve: "Shown is the dynamite blast at the inlet portal of River Mountains Tunnel, which officially launched construction of the first stage of the $81 million project. The blast was detonated by U.S. Senator Alan Bible from the speakers stand 1.7 miles away, where the groundbreaking ceremony was held."
Elbert Edwards and another man standing in the remains of an irrigation canal of the 1860's built by the members of the Muddy-Cotton Mission. The Muddy river can be seen in the distance.