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Displaying results 587711 - 587720 of 599917

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.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1978-08-18

Description

Pg.80 #3335 Looking downstream, in the Nevada Valve House. June 24, 1935. Pg.80 #3331 Looking upstream, on the Nevada side of Black Canyon, toward Boulder Dam, showing the road tunnel portal. June 24, 1935. Pg.80 #3318 View taken from the Valve House catwalk, looking upstream toward the Power House. June 24, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1978-09-19

Description

Pg.81 #3324 Looking upstream at Boulder Dam and the Power House, from the lower portals road. June 24, 1935. Pg.81 #3340 Looking downstream from the top of Boulder Dam. Note the Valve Houses in the background. June 25, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1978-11-04

Description

Pg.86 #3365 Looking upstream toward Boulder Dam and Power House. Jul. 25, 1935. Pg.86 #3373 Looking across the top of Boulder Dam, from the Nevada side. Jul. 26, 1935. Pg.86 #3378 The Nevada Valve House, with the refrigeration Plant below. July 26, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1978-11-04

Description

Pg.87 #3403 Looking upstream toward Boulder Dam and the Power House, from lower portals road. Aug. 26, 1935. Pg.87 #3392 View taken from top of Boulder Dam, looking down on Power House, Valve House, and lower portals. Aug. 26, 1935.