Director Robert Fechner (center) of the Civilian Conservation Corps, Assistant Director Wirth (right) of the National Park Service, and engineer Irving Harris of the Bureau of Reclamation pose for a picture at the Boulder (Hoover) Dam. The men are on a tour of the dam's powerhouse. Site Name: Hoover Dam (dam)
Transmission tower and lines near Hoover Dam. Caption on top of postcard reads: "Boulder Dam power for Arizona! Towers like this will carry low-cost energy into Arizona when this state follows the example afforded by California and Nevada." Boulder Dam was officially re-named Hoover Dam in 1947.