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First train loaded with gravel leaving gravel pits for screening plant: photographic print, 1932 February 10
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Foundations for the trash rack structure being installed in front of upper portal of diversion tunnel Number 2. This is where the first pay concrete was poured: photographic print, 1932 March 07
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
View of gravel plant, showing live storage of screened aggregate and sand in foreground. Storage pile for raw aggregate in background: photographic print, 1932 March 02
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Upper portals of diversion tunnels Number 1 and 2. Note workmen scaling above portal of diversion tunnel Number 1: photographic print, 1932 March 07
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Night view of gravel plant, taken near first scalping screen, and looking in opposite direction than the view on left: photographic print, 1932 February 26
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Looking out of upper portal of diversion tunnel Number 2. Bucyrus-Erie 43-B gas-air shovel reflected in pool of water: photographic print, 1932 March 07
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Looking upstream at Boulder Dam, from the downstream cofferdam: photographic print, 1934 July 24
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 July 24
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
View of the Nevada powerhouse units from the Arizona retaining wall: photographic print, 1934 July 20
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Arizona powerhouse from the Arizona valve house bench: photographic print, 1934 July 24
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
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