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Film transparency of the initial rock opening in the Hoover Dam diversion tunnel, circa early 1930s
Date
1931 to 1934
Description
A view of an unidentified man and a piece of machinery at the initial rock opening of the Hoover Dam diversion tunnel.
Image
Film transparency of workers at the rock opening of the Hoover Dam diversion tunnel, circa early 1930s
Date
1931 to 1933
Description
A view of workers and equipment clearing the debris at the the rock opening of the Hoover Dam diversion tunnel.
Image
Film transparency of workers posing inside the Hoover Dam diversion tunnel, April 12, 1932
Date
1932-04-12
Description
A picture of workers posing on top of the frame at the beginning of the Hoover Dam diversion tunnel.
Image
Film transparency of the beginning wood base of the Hoover Dam diversion tunnel, January 31, 1934
Date
1934-01-31
Description
A view of the beginning wood base for the Hoover Dam diversion tunnel.
Image
Film transparency of workers and equipment inside Hoover Dam diversion tunnel, October 30, 1933
Date
1933-10-30
Description
An image of workers with a steam shovel and dump truck inside a diversion tunnel.
Image
Film transparency of workers being trucked to Hoover Dam construction site, circa 1930-1935
Date
1930 to 1935
Description
A picture of a truck known as "Big Bertha," carrying 150 workers to the Hoover Dam work site.
Image
Film transparency of Six Companies truck and employees, Hoover Dam, December 15, 1934
Date
1934-12-15
Description
A view of five unidentified men standing in front of a Six Companies, Inc. truck; the men are presumed to be employees.
Image
Film transparency of man standing inside pipe, Hoover Dam, circa 1930-1935
Date
1930 to 1935
Description
A view of an unidentified man standing inside a 13 foot diameter pipe.
Image
Film transparency of pipe sections, Hoover Dam, April 30, 1934
Date
1934-04-30
Description
A view of pipe sections inside Babcock & Wilcox warehouse.
Image
Film transparency of a locomotive inside a 30 foot diameter pipe, Hoover Dam, March 14, 1934
Date
1934-03-14
Description
A shot of a locomotive inside a 30 foot diameter pipe, Babcock & Wilcox warehouse.
Image
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