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Placing concrete lining in Arizona upper penstock tunnel: photographic print, 1934 January 27
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Placing concrete lining in Arizona upper penstock tunnel: photographic print, 1934 January 27
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Two-hundred ton two-way trailer, for transporting sections of 30-foot penstock pipe: photographic print, 1933 December 15
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Number 3 derrick in service at Boulder Dam: photographic print, 1934 January 24
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Boulder Dam, looking upstream: photographic print, 1934 January 31
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
General view of Nevada intake towers from Arizona side, showing Lomix trestle below: photographic print, 1934 February 20
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
General view of Nevada intake towers and spillway from Nevada Himix Trestle: photographic print, 1934 February 20
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Looking upstream toward Nevada powerhouse, showing 18-foot penstock openings: photographic print, 1934 February 20
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Boulder Dam looking upstream from lower cofferdam, showing powerhouse footings and benches: photographic print, 1934 February 28
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Looking upstream toward the Arizona powerhouse, showing 18-foot penstock openings: photographic print, 1934 February 20
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
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