From the Morgan Sweeney Photograph Collection (PH-00228). General activity in generator foundation forming for the Hoover powerplant, note generator foundation bolts around circle on October 4, 1951.
Photographic postcard showing the newly completed Hoover Dam and intake towers. Description given on bottom of photograph: "Boulder Dam upstream face and intake towers. Note newly constructed Highway which connects Kingman, Arizona with Boulder City, Nevada."