Pg.33 #2667 - Pg.33 #2668 Panorama looking downstream in Black Canyon, taken from the Nevada side, showing the upstream face of Boulder Dam, Arizona and Nevada Spillways, Intake Towers, Cableways and general construction. May 12th, 1934. Pg.33 #2697 Arizona Spillway, looking upstream. May 25th, 1934. Pg.33 #2695 Trash rack at the upper portals of Diversion Tunnel No. 2. May 25th, 1934.

Pg.35 #2703 Nevada Power House, from the Arizona Valve House bench. May 29th, 1934. Pg.35 #2701 Boulder Dam and Power House, looking upstream from the Downstream Cofferdam. May 29th, 1934. Pg.35 #2702 Arizona Power House, from the Nevada Valve House bench. May 29th, 1934. Pg.35 #2704 No. 5 unit of Nevada Power House, showing No. 3 pour completed. May 29th, 1934.

Pg.41 #2781 Looking upstream at Boulder Dam, from the Downstream Cofferdam. July 24th, 1934. Pg.41 #2783 Nevada Powerhouse from the Arizona Valve House bench. July 24th, 1934. Pg.41 #2764 View of the Nevada Powerhouse units from the Arizona retaining wall. July 20th, 1934. Pg.41 #2782 Arizona Powerhouse from the Arizona Valve House bench. July 24th, 1934.

Pg.45 #2802 Looking downstream into the Arizona Spillway and No. 4 raise. Aug. 21st, 1934. Pg.45 #2803 Looking Downstream into No. 4 raise, showing the form work. Aug. 21st, 1934. Pg.45 #2794 Looking downstream from the Nevada side, toward the upstream face of Boulder Dam, showing the Spillways, Arizona Intake Towers and Cableways. Aug. 17th, 1934. Pg.45 #2825 Looking upstream in Upper No. 3 plug, showing pumpcrete and pipes. Aug. 25th, 1934.

Pg.51 #2919 Boulder Dam, looking upstream from Lookout Point. Nov. 2nd, 1934. Pg.51 #2885 Top of Boulder Dam, looking toward the Arizona side. Arizona Spillway and Intake Towers in the background. Oct. 17th, 1934. Pg.51 #2883 Looking toward the Arizona side, showing top of Boulder Dam, with Arizona Spillway and Intake Towers in background. Oct. 17th, 1934.

Pg.54 #2918 Upper portal trashrack for Diversion Tunnel no.1, on the Nevada side. Oct. 30th, 1934. Pg.54 #2983 Looking downstream into No.4 Raise, showing close-up of portal forms. Oct. 25th, 1934. Pg.54 #2916 Looking upstream in No.2 Diversion Tunnel, showing the concrete pipe line from the pumpcrete gun to the upstream plug. Oct. 30th. 1934. Pg.54 #2900 Looking downstream into the Nevada Spillway. Oct. 25th, 1934.

Pg.61 #3042 Telephoto view, looking downstream into the Arizona Spillway, showing the bridge under construction. Jan. 28th, 1935. Pg.61 #3020 Arizona Valve House, from the Government Cableway. Jan. 16th, 1935. Pg.61 #3044 Looking downstream into the Nevada Spillway. Jan. 29, 1935. Pg.61 #3032 Looking upstream toward Boulder Dam, showing excavation of the downstream cofferdam. Jan. 28th, 1935.