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Displaying results 612621 - 612630 of 623721

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1975-09-17

Description

Pg.31 #2666 Looking upstream in Black Canyon, showing the downstream face of Boulder Dam. April 30th, 1934. Pg.31 #2659 View showing installation of 100-ft. Drum Gates in the Arizona spillway. April 28th, 1934. Pg.31 #2664 Looking upstream in No. 5 Penstock tunnel, showing penstock outlets, manways and pedestal recesses. April 28th, 1934.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1976-09-11

Description

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.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1976-09-23

Description

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.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1977-01-20

Description

Pg.50 #2843 View taken from the Nevada side, looking downstream on the lower coffer dam, showing excavation and dykes. Sept. 17th, 1934. Pg.50 #2862 Looking downstream toward the upstream face of Boulder Dam, from the Arizona side. Sept. 27th, 1934.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1977-05-12

Description

Pg.56 #2934 Looking upstream in No.1 plug, showing the united portions of the arch and raise into the Nevada Spillway. Nov. 17th, 1934. Pg.56 #2935 Looking upstream into No.3 plug and raise, showing plug concrete in place, cooling headers above and rail extension for moving steel pipe. Nov. 17th, 1934.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1977-07-15

Description

Pg.60 #3007 Boulder Dam, looking downstream. View taken from the Arizona Canyon wall, showing Intake Towers and Himix in background. Jan. 8th, 1935. Pg.60 #3010 Looking upstream into falsework under the Arizona Spillway Bridge, showing jacks in place. Hopper arrangement in foreground is used for pouring No.4 raise. Jan. 8th, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1978-02-01

Description

Pg.67 #3115 Looking upstream at Boulder Dam, from the Power House floor. Feb. 25th, 1935. Pg.67 #3125 View from the top of Boulder Dam, looking downstream on the Power Houses, showing the Valve Houses and lower cofferdam in the background. Feb. 25th, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1978-05-24

Description

Pg.72 #3172 Telephoto view, looking downstream into the Arizona Spillway. Note the bridge and control house. March 26th, 1935. Pg.72 #3158 Telephoto view looking downstream into the Nevada Spillway. Note the Spillway Control House being formed. March 25, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1978-06-23

Description

Pg.77 #3299 Boulder Dam and the Powerhouse, looking upstream from the lower portals road. June 1, 1935. Pg.77 #3301 View from the crest of Boulder Dam, looking downstream on the Powerhouse. Note the numerous roof trusses in place, and the Valve Houses in the background. June 1, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1978-08-08

Description

Pg.79 #3319 - #3320 Panorama view, showing Six Companies Inc. work on the Arizona side of Black Canyon Highway. June 24, 1935. Pg.79 #3327 Arizona Valve House, from the Nevada side. June 24, 1935. Pg.79 #3328 Nevada Valve House, from the Arizona. June 24, 1935.