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Displaying results 802461 - 802470 of 844620

Black workers on the Hoover Dam construction project mucking out a diversion tunnel invert, approximately 1932-1933

Level of Description

File

Archival Collection

Bureau of Reclamation Photographs of the Hoover Dam and Boulder City, Nevada

Archival Component

Secretary of the Interior Dr. Ray Lyman Wilbur on a tour of inspection at Hoover Dam, 1932 September 23

Level of Description

File

Archival Collection

Bureau of Reclamation Photographs of the Hoover Dam and Boulder City, Nevada

Archival Component

Caravan of over 500 automobiles on their way to visit the Boulder Canyon Project in Boulder City, 1932 November

Level of Description

File

Archival Collection

Bureau of Reclamation Photographs of the Hoover Dam and Boulder City, Nevada

Archival Component

Showing the completed construction of Diversion Tunnel No. 4, one of four 50-foot diversion tunnels at Hoover Dam, 1932 October 26

Level of Description

File

Archival Collection

Bureau of Reclamation Photographs of the Hoover Dam and Boulder City, Nevada

Archival Component

Nevada spillway at Hoover Dam under construction, 1933 May

Level of Description

File

Archival Collection

Bureau of Reclamation Photographs of the Hoover Dam and Boulder City, Nevada

Archival Component

Upstream view of Black Canyon from the Hoover Dam construction site, 1932 August 01

Level of Description

File

Archival Collection

Bureau of Reclamation Photographs of the Hoover Dam and Boulder City, Nevada

Archival Component

Deep-sea divers from the U.S. Navy participating in the Lake Mead Sedimentation Survey, approximately 1948-1949

Level of Description

File

Archival Collection

Bureau of Reclamation Photographs of the Hoover Dam and Boulder City, Nevada

Archival Component

Black Canyon during the construction of Hoover Dam, 1933 May

Level of Description

File

Archival Collection

Bureau of Reclamation Photographs of the Hoover Dam and Boulder City, Nevada

Archival Component