An image of the Boulder Dam. The name was officially changed to Hoover Dam in 1947. Text from postcard: "Upstream face of Boulder Dam. Note roadway which connects Kingman, Arizona, and Boulder City, Nevada. Six Companies Inc. Photo."
From the Morgan Sweeney Photograph Collection (PH-00228). Hoover Dam Powerplant by the States switchyard area. Blasting for removal of overburden. Stamp on the back reads, "Photograph by Bureau of Reclamation BCP # 8155 Boulder Canyon Project Boulder City, Nevada."