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Looking downstream into Number 4 raise, showing close-up of portal forms: photographic print, 1934 October 25
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Looking upstream in Number 2 diversion tunnel, showing the concrete pipe line from the pumpcrete gun to the upstream plug: photographic print, 1934 October 31
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Looking downstream into the Nevada spillway: photographic print, 1934 October 25
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Boulder Dam, looking upstream from Lookout Point: photographic print, 1934 December 03
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Excavation for benches for movable cableway towers being carried on, near Lookout Point: photographic print, 1932 August 14
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Workmen loading holes with dynamite, in preparation for blast on cableway bench excavation: photographic print, 1932 August 15
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
"Powder-monkeys" load dynamite cartridges with electric primers at isolated points: photographic print, 1932 August 15
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
Preparing for blast which demolished Lookout Point, to make way for cableway bench excavation: photographic print, 1932 August 14
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
One of four photographs, forming a panorama of operations being carried on at canyon rim, on Nevada side. Photo was taken from Arizona spillway site. To the left is shown Black Canyon Highway. High level mixing plant will be located behind fill on the road. To the right is shown highway extension road to Nevada spillway. Note shovel boom projecting at former site of Lookout Point: photographic print, 1932 August 12
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
One of four photographs, forming panorama of operations being carried on at canyon rim, on Nevada side. Photo was taken from Arizona spillway site. To the left is shown Black Canyon Highway. High level mixing plant will be located behind fill on the road. To the right is shown highway extension road to Nevada spillway. Note shovel boom projecting at former site of Lookout Point: photographic print, 1932 August 12
Level of Description
Item
Archival Collection
Six Companies, Inc. Hoover Dam Photograph Collection
Archival Component
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