An image of cars and buses on the side of the road while people wait in line at the Hoover Dam elevator tower. Boulder Dam was officially renamed Hoover Dam in 1947.

A view of open valves at Hoover Dam outlet works.

Pg.96 #3549 Looking south toward Boulder Dam Switchyard, showing construction and excavation. Nov. 26, 1935. Pg.96 #3531 Looking upstream in lower No.3 Plug. Note one of pipe sections in place. Nov. 25, 1935. Pg.96 #3551 Looking upstream along Nevada approach to Boulder Dam. Note rubble wall being built and excavation for tower footings. Nov. 26, 1935. Pg.96 #3534 Looking upstream in lower No.2 plug, showing pipe in place. Nov 25, 1935.

Pg.65 #3118 Looking down on top of Boulder Dam. Note the bucket pouring the roadway on "R" block at elev. 1232. Feb. 25th, 1935. Pg.65 #3126 Telephoto view of the Arizona Valve House, from the Nevada side. Feb. 25th, 1935. Pg.65 #3141 A view of Boulder Dam Lake and reservoir area from Observation Point. March 4th, 1935. Pg.65 #3127 Telephoto view of the Nevada Valve House, from the Arizona side. Feb. 25th, 1935.

Black and white image of the construction phase of the Boulder Dam Project, also known as Hoover Dam. This image features the mixing of the oil finish for Hemenway Wash Road.

A group photo of local dignitaries at the Boulder Dam (now known as the Hoover Dam) dedication. Third from the right is Jim Cashman, Sr. and fourth from the right is William Ewart Ferron.