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Displaying results 811031 - 811040 of 864412

Men working construction for the Hoover Dam, approximately 1931

Level of Description

File

Archival Collection

Union Pacific Railroad Photographs

Archival Component

Men working on Hoover Dam, approximately 1931

Level of Description

File

Archival Collection

Union Pacific Railroad Photographs

Archival Component

Men working construction for the Hoover Dam, approximately 1931

Level of Description

File

Archival Collection

Union Pacific Railroad Photographs

Archival Component

Men surveying land, Hoover Dam site, 1931 March 13

Level of Description

File

Archival Collection

Union Pacific Railroad Photographs

Archival Component

Men surveying land, Hoover Dam site, 1931 March 13

Level of Description

File

Archival Collection

Union Pacific Railroad Photographs

Archival Component

Men surveying land, Hoover Dam site, 1931 March 13

Level of Description

File

Archival Collection

Union Pacific Railroad Photographs

Archival Component

Men surveying land, Hoover Dam site, 1931 March 13

Level of Description

File

Archival Collection

Union Pacific Railroad Photographs

Archival Component

Men surveying land, Hoover Dam site, 1931 March 13

Level of Description

File

Archival Collection

Union Pacific Railroad Photographs

Archival Component

Men surveying land, Hoover Dam site, 1931 March 13

Level of Description

File

Archival Collection

Union Pacific Railroad Photographs

Archival Component

Men surveying land, Hoover Dam site, 1931 March 13

Level of Description

File

Archival Collection

Union Pacific Railroad Photographs

Archival Component