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Displaying results 133661 - 133670 of 830966

Workmen in Hoover Powerplant: photographic print

Date

1951 (year approximate)

Description

From the Morgan Sweeney Photograph Collection (PH-00228)

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.

Image

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

Men working on Generator Unit A-4 at the Hoover Dam: photographic print

Date

1957-07-05

Description

From the Morgan Sweeney Photograph Collection (PH-00228)

Image

Rotor, Generator Unit A-4 at the Hoover Dam: photographic print

Date

1957-07-15

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Rotor, Generator Unit A-4, being placed inside stator.

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.

Image

Working on Generator Unit A-4 at the Hoover Dam: photograpic print

Date

1957-06-24

Description

From the Morgan Sweeney Photograph Collection (PH-00228)

Image

A-4 generator rotor being moved over at the Hoover Dam: photographic print

Date

1955-05-07

Description

From the Morgan Sweeney Photograph Collection (PH-00228). A-4 generator rotor being moved over, the A-3 stator to be placed in final position on January 15, 1952.

Image

New installation on the transformer bank A-9 at the Hoover Dam: photographic print

Date

1955-05-07

Description

From the Morgan Sweeney Photograph Collection (PH-00228)

Image