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Displaying results 1961 - 1970 of 7895

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1971-12-03

Description

p.24 #1766 - p.24 #1767 Panoramic view of upper cofferdam, looking downstream. Nov. 26, 1932. p.24 #1744 Lower portals of Diversion Tunnels No.3 & 4, after diversion of Colorado river was completed. Nov. 14, 1932. p.24 #1778 Upper cofferdam, taken from Lookout Point. Nov. 29, 1932.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1972-03-23

Description

Pg.83 #3352 - #3353 Panorama, looking upstream toward Boulder Dam reservoir, from Observation Point. July 25, 1935. Pg.83 #3351 Looking downstream toward Boulder Dam, from the Arizona side. July 25. 1935. Pg.83 #3370 View taken from the Nevada side, looking downstream toward Boulder Dam. July 26, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1972-05-09

Description

Pg.2 #2260 Nevada Spillway, looking upstream. June 27th, 1933. Pg.2 #2242 Lower Portals of Diversion Tunnels, discharging, 73,000 cubic feet per second flow into Colorado River. June 16th, 1933. Pg.2 #2259 Arizona Spillway, looking upstream, June 27th, 1933.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1972-05-09

Description

Pg.9 #2388 Boulder Dam, looking upstream. Oct. 15th, 1933. Pg.9 #2405 Upstream plug in Diversion Tunnel No. 3, after excavation of raise and Upstream Uptake Tower was completed. Oct. 30th, 1933. Pg.9 #2413 Boulder Dam, looking downstream. Oct. 31st, 1933.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1972-08-07

Description

Pg.38 #2720 Form work in Units 8 and 9, Arizona Power House. June 14th, 1934. Pg.38 #2733 Nevada Power House layout. June 21st, 1934. Pg.38 #2730 Night photograph of Power House construction. June 19th, 1934. Pg.38 #2732 Arizona Power House layout. June 21st, 1934.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1973-01-03

Description

Pg.18 #2528 Forms for transition at the Downstream Plug of Diversion Tunnel No. 2. Jan. 27th, 1934. Pg.18 #2507 Nevada Spillway Weir section. Jan. 24th, 1934. Pg.18 #2506 Nevada Spillway, looking upstream. Jan. 24th, 1934.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1973-02-06

Description

Pg.97 #3512 Looking upstream in Arizona Valve House. Note three gates and needle valves have been installed. Oct. 29, 1935. Pg.97 #3497 View from top of Boulder Dam, looking toward Power House, Valve Houses and lower portals of Diversion Tunnels. Oct. 28, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1974-09-26

Description

Pg.16 #2468 Upstream face of Boulder Dam. Dec. 27th, 1933. Pg.16 #2474 Downstream face of Boulder Dam. Dec. 27th, 1933. Pg.16 #2466 Boulder Dam. View taken looking upstream. Dec. 27th, 1933.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1975-03-22

Description

Pg.21 #2541 General view of Nevada Intake Towers from Arizona side, showing Lomix trestle below. Feb. 20th, 1934. Pg.21 #2540 General view of Nevada Intake Towers and Spillway from Nevada Himix Trestle. Feb. 20th, 1934.

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.