p.16 #1074 Scaling down canyon wall, in excavation for intake tower on Nevada side. Apr. 1, 1932. p.16 #1073 Close-up of No.1074 to the left. Workmen are 700 feet above river. Apr. 1, 1932.
Pg.43 #2789 Boulder Dam, looking upstream from Lookout Point. July 31st, 1934. Pg.43 #2777 Looking downstream at Boulder Dam, from the Arizona side. July 24th, 1934.
Pg.44 #2776 Close-up of No. 3 Arizona Intake Tower, showing the cylinder gates being placed. July 24th, 1934. Pg.44 #2775 Close-up of the Arizona Intake Towers, from the High Catwalk. July 24th, 1934.
Pg.84 #3358 Looking upstream toward Boulder Dam and the Power House. July 25, 1935. Pg.84 #3362 Looking toward the Power House and Valve Houses, from top of Boulder Dam. Jul. 25, 1935.
Pg.1 #2262 Hoover Dam. June 27, 1933. Pg.1 #2256 Cut-off trench at upstream side of Hoover Dam. June 23rd, 1933. Pg.1 #2263 Hoover Dam. June 27th, 1933.
Pg.28 #2590 Arizona Intake Towers, from the Nevada Himix trestle, with Arizona Spillway shown in the background. March 24th, 1934. Pg.28 #2591 Nevada Intake Towers from the Arizona side. March 24th, 1934.