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Displaying results 2391 - 2400 of 9206

An A-4 generator stator at the Hoover Dam: photographic print

Date

1954-02-19

Description

From the Morgan Sweeney Photograph Collection (PH-00228). A-4 generator stator, 12" of laminations have been stacked and are ready for pressing in 1951.

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Generator shaft at the Hoover Dam: photographic print

Date

1954-03-26

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Generator shaft (A-9) on floor after cleaning on June 28, 1951.

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Construction progress at the Hoover Dam: photographic print

Date

1953-05-27

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Construction progress in States switchyard area on March 31, 1951.

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Switchyard area at the Hoover Dam: photographic print

Date

1954-06-14

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Advanced stage of construction in Sates switchyard area.

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Relocated tranformer at the Hoover Dam: photographic print

Date

1955-04-14

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Relocated transformer Bank Y, the relocation of Bank "Y" completed on October 16, 1951.

Image

A-9 unit transformer at the Hoover Dam: photographic print

Date

1954-05-13

Description

From the Morgan Sweeney Photograph Collection (PH-00228). A unit A-9 transformer in transit via cableway to the Nevada wing for assembly on October 16, 1951.

Image

Butterfly valve at the Hoover Dam: photographic print

Date

1957-07-19

Description

From the Morgan Sweeney Photograph Collection (PH-00228).Penstock cover plate about to be removed for installation of butterfly valve.

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Butterfly valve at the Hoover Dam: photographic print

Date

1955-05-07

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Lowering butterfly valve into position between penstock and turbine on Feburary 16, 1952.

Image

Unit A-4 generator at the Hoover Dam: photographic print

Date

1952 (year approximate)

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Unlading quarter section of Unit A-4 generator stator at No. 2 warehouse, circa 1952.

Image

Unit A-4 generator at the Hoover Dam: photographic print

Date

1957-05-25

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Unit A-4 generator. Stator and air housing in place on foundation. Lower bearing bracket and brakes in place ready to receive rotor on January 10, 1952.

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