Pg.42 #2774 View showing river side of Arizona Spillway, looking downstream. July 24th, 1934. Pg.42 #2761 Looking upstream toward the Nevada Spillway, showing the placing of the Cylinder Gates. July 20th, 1934. Pg.42 #2758 First 30-ft. penstock pipe section being lifted from trailer with Government Cableway. July 20th, 1934.

Pg.47 #2860 Looking downstream into the Arizona Spillway. Sept. 27th, 1934. Pg.47 #2861 Looking downstream into the port of No.4 raise. Sept. 27, 1934. Pg.47 #2865 Looking from the Arizona side, toward the Nevada side, showing all four Intake Towers, three derricks, Boulder Dam to the left, and the Nevada Spillway to the right. Sept. 27th, 1934.