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Displaying results 2841 - 2850 of 18569

Photograph of tunnel at Hoover Dam site, circa 1932

Date

1931 to 1933

Description

View of a few workers starting to create the pilot tunnel; work was completed before diversion tunnel. Note on back: "Starting the portal, 10 ft. bore, not more than 20 ft. deep in this photo - W. A. Davis, 1992."

Image

Photograph of mining train, Pioche (Nev.), early 1900s

Date

1900 to 1925

Description

Mining train stopped at Pioche, Nevada. The numbers on the mining train are, "7, 6 , 2, 12, 3." The two individuals on the train are unidentified.

Image