p.11 #1067 Nevada Spillway open cut excavation, as seen from Arizona side of river. Mar. 28, 1932. p.11 #1046 Same blast as No.1063, taken from river-level looking downstream. Mar. 28, 1932. p.11 #1063 Blast in scaling down canyon walls for construction of intake towers. Mar. 28, 1932. p.11 #1047 View taken few minutes after No.1046, to the left. Mar. 28, 1932.
p.12 #1055 Low level concrete mixing plant. View taken from cliffs on Arizona side of river. Mar. 28, 1932. p.12 #1113 Night view, looking upstream from below lower portals of diversion tunnels. Canyon presents a spectacular sight at night with myriads of lights. Apr. 8, 1932. p.12 #1058 Telephoto picture, similar to No.1055, to the left. Mar. 28, 1932. p.12 #1101 With the approach of annual spring rise in the river, the temporary truck bridge shown on right has been abandoned. Apr. 12, 1932.
p.14 #1277 Steel forms for lining the arch sections of diversion tunnels were erected on muck-fill on Nevada side of river. Jun. 18, 1932. p.14 #1235 Section of arch jumbo form being transported across river by overhead cableway. Note workman on top of form. Jun. 10, 1932. p.14 #1278 Forms were constructed in 11-foot sections and transported to Arizona side by over head cableways. Jun. 18, 1932.
p.19 #1431 Excavation for benches for movable cableway towers being carried on, near Lookout Point. Aug. 14, 1932. p.19 #1444 Workmen loading holes with dynamite, in preparation for blast on cableway bench excavation. Aug. 15, 1932. p.19 #1442 "powder-monkeys" load dynamite cartridges with electric primers at isolated points. Aug. 15, 1932. p.19 #1493 Preparing for blast which demolished Lookout Point, to make way for cableway bench excavation. Aug. 14, 1932.
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.24 #2558 General view of Himix, including Blending Plant silos at left rear of picture. March 1st, 1934. Pg.24 #2543 Looking downstream in lower No. 2 plug, showing form work. Feb. 20th, 1934. Pg.24 #2542 Excavation for bridge abutment in Arizona Spillway. Feb. 29th, 1934. Pg.24 #2539 Close-up of Cooling Pipe Layout in Panel H-3. Feb. 20th, 1934.
Pg.26 #2581 Foundation forms for the Arizona Power House, taken from the Nevada Valve House Bench. March 16th, 1934. Pg.26 #2599 Forms for Arizona Power House retaining wall. March 14th, 1934. Pg.26 #2617 Telephoto view of foundation forms for the Arizona Power House, taken from Lookout Point. April 1st, 1934. Pg.26 #2610 View looking into Power House block A-5. March 28th, 1934.
Pg.57 #2963 No.5 Intake Tower finished to Elevation 1232, showing curtain wall. Dec. 5th, 1934. Pg.57 #3009 Telephoto looking downstream into the Arizona Spillway, showing construction of the spillway bridge. Jan. 8th, 1935. Pg.57 #2980 Looking upstream at the upper end of No.1 plug, showing forms for the Intake Transition. Dec. 19th, 1934. Pg.57 #2977 Looking upstream into No.1 plug, showing the placing of the high pressure valves and method of pouring. Dec. 19th, 1934.
Pg.58 #2993 Form work on the Nevada Valve House bench. Jan. 2nd, 1934. Pg.58 #2971 Telephoto view of Nevada Powerhouse units. Dec. 19th, 1934. Pg.58 #2995 Arizona Valve House from the center of the low catwalk. Jan. 2nd, 1935. Pg.58 #2973 Telephoto view of Arizona Powerhouse units. Dec. 19th, 1934.