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Displaying results 813651 - 813660 of 866540

Construction truck loaded with wood for a tunnel inside Hoover Dam, 1931 December 08

Level of Description

File

Archival Collection

L. F. Manis Photograph Collection

Archival Component

Workers placing dynamite for water diversion during construction of the Hoover Dam diversion tunnel, approximately 1930-1935

Level of Description

File

Archival Collection

L. F. Manis Photograph Collection

Archival Component

Workers placing dynamite for water diversion during construction of the Hoover Dam diversion tunnel, approximately 1930-1935

Level of Description

File

Archival Collection

L. F. Manis Photograph Collection

Archival Component

Water beginning to divert through tunnels, approximately 1930-1935

Level of Description

File

Archival Collection

L. F. Manis Photograph Collection

Archival Component

Diversion tunnels in use after the completion of the Hoover Dam, 1935

Level of Description

File

Archival Collection

L. F. Manis Photograph Collection

Archival Component

Diversion tunnels in use after the completion of the Hoover Dam, 1935

Level of Description

File

Archival Collection

L. F. Manis Photograph Collection

Archival Component

Diversion tunnels in use after the completion of the Hoover Dam, 1935

Level of Description

File

Archival Collection

L. F. Manis Photograph Collection

Archival Component

Hoover Dam, Lake Mead, and diversion tunnels in use, undated

Level of Description

File

Archival Collection

L. F. Manis Photograph Collection

Archival Component

Diversion tunnels in use after the completion of the Hoover Dam, approximately 1933-1935

Level of Description

File

Archival Collection

L. F. Manis Photograph Collection

Archival Component

Construction on the rock and gravel plant at the Hoover Dam construction site, approximately 1930-1935

Level of Description

File

Archival Collection

L. F. Manis Photograph Collection

Archival Component