The Nevada-California Electric Corporation sign for the construction of the Hoover Dam. The sign reads: "The Nevada-California Electric Corporation is serving the Hoover Dam Construction thru The Southern Sierras Power Co. and The Nevada-California Power Co. This line is 225 miles in length and has a capacity of 40,000 horsepower at 132,000 volts."
An aerial view of the Hoover Dam after construction. Two unidentified women can be seen in the forground, along with two water intake towers in the background.
A Union Pacific Railroad train as a part of the construction for Hoover Dam. The front of the card reads: "First train in railroad pass, Boulder Dam Project, Oakes." Description given with postcard: "SP, LA & SL (UPRR) locomotive 6082 in Railroad Pass. Maybe spreading ballast on track."