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Warren A. Bechtel Album of Hoover Dam: photographic print
Date
1971-05-04
Description
One of the Mack trucks in front of the upper portal of Diversion Tunnel #2. This truck has 9 cubic yards capacity. Note the steel canopies over the driver's heads on all the trucks. Jan. 28, 1932.
Photograph of tunnel at Hoover Dam site, circa 1932
Date
1931 to 1933
Description
View of a few workers starting pilot tunnel, work was completed before diversion tunnel.
Image
Looking upstream at Black Canyon: photographic print
Date
1930 (year approximate) to 1939 (year approximate)
Description
Black Canyon looking upstream before the diversion tunnels for the dam were drilled.
Image
Ruling on application No. 12918 to appropriate underground water in Las Vegas Valley, November 30, 1949
Date
1949-11-30
Description
The Las Vegas Land and Water Company protested to the application of Jack Wollenzien to drill a well near their well-field. The State Engineer agreed with the water company because of the falling water table.
Text
Photograph of Dr. Ray Lyman Wilbur, Hoover Dam, September 23, 1932
Date
1932-09-23
Description
Black and white image of Secretary of the Interior, Dr. Ray Lyman Wilbur, on a tour of inspection at Hoover Dam. It was under Dr. Wilbur's supervision that the Boulder Canyon Project was commenced. In the background the concrete form used in lining the 50-foot diversion tunnels at the outlet portal of Diversion Tunnel No. 2 can be seen. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
Image
Slide of downstream face of Hoover Dam, circa late 1930s
Date
1935 to 1939
Description
An image of the downstream face of Hoover Dam in Black Canyon, showing the power plant, outlet works and diversion tunnel portals in the foreground. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
Image
Slide of the downstream face of Hoover Dam, circa late 1930s
Date
1935 to 1939
Description
An image of the downstream face of Hoover Dam in Black Canyon, showing the power plant, outlet works and diversion tunnel portals in the foreground. Note: Boulder Dam was officially renamed Hoover Dam in 1947.
Image
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