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Displaying results 801011 - 801020 of 830606

Looking upstream toward the upper plug and raise, in diversion tunnel Number 3: photographic print, 1934 May 25

Level of Description

Item

Archival Collection

Six Companies, Inc. Hoover Dam Photograph Collection

Archival Component

Nevada powerhouse, from the Arizona valve house bench: photographic print, 1934 May 29

Level of Description

Item

Archival Collection

Six Companies, Inc. Hoover Dam Photograph Collection

Archival Component

Boulder Dam and powerhouse, looking upstream from the downstream cofferdam: photographic print, 1934 May 29

Level of Description

Item

Archival Collection

Six Companies, Inc. Hoover Dam Photograph Collection

Archival Component

Arizona powerhouse, from the Nevada valve house bench: photographic print, 1934 May 29

Level of Description

Item

Archival Collection

Six Companies, Inc. Hoover Dam Photograph Collection

Archival Component

Number 5 unit of Nevada powerhouse, showing Number 3 pour completed: photographic print, 1934 May 29

Level of Description

Item

Archival Collection

Six Companies, Inc. Hoover Dam Photograph Collection

Archival Component

Arizona intake towers, from the Nevada side: photographic print, 1934 May 29

Level of Description

Item

Archival Collection

Six Companies, Inc. Hoover Dam Photograph Collection

Archival Component

Nevada intake towers, from the Arizona side: photographic print, 1934 May 29

Level of Description

Item

Archival Collection

Six Companies, Inc. Hoover Dam Photograph Collection

Archival Component

Arizona intake towers: photographic print, 1934 June 21

Level of Description

Item

Archival Collection

Six Companies, Inc. Hoover Dam Photograph Collection

Archival Component

Nevada intake towers: photographic print, 1934 June 21

Level of Description

Item

Archival Collection

Six Companies, Inc. Hoover Dam Photograph Collection

Archival Component

Form work in units 8 and 9, Arizona powerhouse: photographic print, 1934 June 14

Level of Description

Item

Archival Collection

Six Companies, Inc. Hoover Dam Photograph Collection

Archival Component