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

Date

1954-03-10

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Hoover Dam generator shaft for Unit A-9 enroute to powerplant via 150-ton cableway in 1951.

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Nevada Cableway landing at the Hoover Dam: photographic print

Date

1954-02-26

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Nevada Cableway landing a 4 rotor spider in 1951.

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Fluted diffuser for pressure relief at the Hoover Dam: photographic print

Date

1951 (year approximate)

Description

From the Morgan Sweeney Photograph Collection (PH-00228). A-4, fluted diffuser for pressure relief valve energy absorber upon arrival at Hoover Dam, Nevada Cableway landing, circa 1951.

Image

150-ton cableway landing at the Hoover Dam: photographic print

Date

1950 (year approximate) to 1959 (year approximate)

Description

From the Morgan Sweeney Photograph Collection (PH-00228). 150-ton cableway landing, Nevada. Title: Half section and inlet quarter section of A-9 scroll case upon arrival at Hoover Dam, Nevada Cableway landing, circa 1950s.

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KVA transformer at the Hoover Dam: photographic print

Date

1955-04-29

Description

From the Morgan Sweeney Photograph Collection (PH-00228). 30,000 kva transformer for Unit A-4 upon arrival at the Nevada cableway landing in December 20, 1951.

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Water treatment water tank at the Hoover Dam: photographic print

Date

1950-12

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Water Treatment Plant Wash Water Tank for new installation in December 1950. Tank steel 50,000 gallon capacity – dimension 12’0” diameter, 60’0”long. DWG – No. 45-301-4143 = $6,059.00.

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Interior Arizona Wing of the powerhouse at the Hoover Dam: photographic print

Date

1953-02-14

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Interior Arizona Wing of powerhouse, elevation 673. Construction activities during installation of generating units A-3, A-4 and A-9 on May 29, 1951.

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Nevada powerhouse at the Hoover Dam: photograpic print

Date

1940 (year approximate) to 1960 (year approximate)

Description

From the Morgan Sweeney Photograph Collection (PH-00228)

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Rim Tower C11T1x at the Hoover Dam: photographic print

Date

1954-03-12

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Rim tower C11T1x during erection June 22, 1951.

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Reinforcing steel for Hoover Dam: photographic print

Date

1954-06-14

Description

From the Morgan Sweeney Photograph Collection (PH-00228). Hoover Powerplant showing reinforcing steel workers tying and placing steel rod. Carpenters installing forms preparatory to placing concrete August 31, 1951.

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