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Displaying results 1461 - 1470 of 7895

Placing concrete for Hoover Dam: photographic print

Date

1954-06-14

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Hoover Powerplant engineers aligning and checking forms for placement of concrete in 1951.

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Hoover Dam powerplant turbine: photograpic print

Date

1954-05-14

Description

From the Morgan Sweeney Photograph Collection (PH-00228). A-9 turbine pit the form work completed for concrete lift to elevation 673ft in 1951.

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Turbine runner at the Hoover Dam: photographic print

Date

1951 (year approximate)

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Turbine runner or water wheel being removed for inspection circa 1951.

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An A-4 butterfly valve at the Hoover Dam: photographic print

Date

1955-05-07

Description

From the Morgan Sweeney Photograph Collection (PH-00228). A-4 butterfly, a valve completely assembled and tested. Weight 200 tons in December 20, 1951.

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Generator Unit A-9 at the Hoover Dam: photographic print

Date

1954-04-01

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Generator Unit A-9, there are three sections of stator, complete with laminations and coils, assembled on generator floor on July 13, 1951.

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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.

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