A section of Howard Hughes' "Spruce Goose" or "Flying Boat" being placed in dock on Terminal Island. Stamped on back of photo: "Hughes Aircraft Photo" and the date "Jun 15 1946." Los Angeles Harbor, Terminal Island are now known as Long Beach.

p.23 #1725 Close-up of upper portal of Diversion Tunnels No. 3 & 4, during preparations for blast. Nov. 13, 1932. p.23 #1728 Close-up of upper portals of Diversion Tunnels No. 3 and 4, showing flow in diversion tunnel No.4, shortly after blast. Nov. 13, 1932. p.23 #1733 Dumping materials at temporary pile bridge to complete diversion of Colorado River. Nov. 13, 1932. p.23 #1737 Upper portals of Diversion Tunnels No. 3 & 4, and temporary dyke, after diversion of Colorado River was completed. Nov. 26, 1932.

Pg.85 #3355 Looking downstream toward the Arizona Spillway, showing highway bridge and Arizona Highway. Jul. 25, 1935. Pg.85 #3381 Switchyard, Rigging Loft, and surround area. Jul. 26, 1935. Pg.85 #3379 Looking downstream toward No.1 raise and Nevada Spillway. Note drainage flume in foreground. Jul. 26, 1935. Pg.85 #3383 Looking into No.3 downstream plug, from the Nevada plug adit. Note forms for the first pour being built. Jul. 26, 1935.

A view of Hoover Dam's downstream base during construction.