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Slide of diversion tunnel number 3 on the Arizona side of Hoover Dam, circa early 1930s

Date

1931 to 1935

Archival Collection

Description

A black and white image of Hoover Dam's diversion tunnel #3. Note: Boulder Dam was officially renamed Hoover Dam in 1947.

Image

Slide of a penstock pipe, Hoover Dam, circa early 1930s

Date

1931 to 1935

Archival Collection

Description

Black and white image of two men standing in front of penstock tunnel piping at the site of Hoover Dam construction. Note: Boulder Dam was officially renamed Hoover Dam in 1947.

Image

Slide of Hoover Dam construction, circa mid 1930s

Date

1933 to 1934

Archival Collection

Description

Black and white image of Hoover Dam construction, including work on the dam forms and intake towers. Note: Boulder Dam was officially renamed Hoover Dam in 1947.

Image

Slide of the downstream face of Hoover Dam, circa early 1930s

Date

1931 to 1934

Archival Collection

Description

Black and white image showing Hoover Dam's downstream face during the concrete pouring process. Note: Boulder Dam was officially renamed Hoover Dam in 1947.

Image

Slide of construction on Hoover Dam, circa early 1930s

Date

1932 to 1935

Archival Collection

Description

Black and white image of equipment being lowered into Hoover Dam. People are watching from the lookout point on the Nevada side of the dam. Note: Boulder Dam was officially renamed Hoover Dam in 1947.

Image

Slide of Hoover Dam's downstream side, circa mid 1930s

Date

1935 to 1936

Archival Collection

Description

Black and white image of a man looking at Hoover Dam's downstream face and the outlet works in the walls of Black Canyon. Note: Boulder Dam was officially renamed Hoover Dam in 1947.

Image

Slide of Hoover Dam's upstream side, circa late 1930s

Date

1936 to 1940

Archival Collection

Description

Black and white image of Hoover Dam's crest and a sailboat on Lake Mead, as seen from the Nevada upstream side of the dam. Note: Boulder Dam was officially renamed Hoover Dam in 1947.

Image

Slide of Hoover Dam power generators, circa mid 1930s-1940s

Date

1935 to 1949

Archival Collection

Description

Black and white image showing an interior view of the Hoover Dam powerhouse. Note: Boulder Dam was officially renamed Hoover Dam in 1947.

Image

Slide of a crowd at the Boulder Junction near Las Vegas, September 1930

Date

1930-09

Archival Collection

Description

Black and white image of a crowd of people gathered together for the Boulder Junction, a ceremony celebrating the beginning of work on Boulder Canyon Project and the beginning of construction on a Union Pacific Railroad from Boulder Junction (Bracken Junction) to the dam site. Note: Boulder Dam was officially renamed Hoover Dam in 1947.

Image

Film transparency of the gravel testing laboratory, Las Vegas, September 1929

Date

1929-09

Description

Black and white image of the gravel testing laboratory at the site of the former Stewart Ranch, also known as the Las Vegas Ranch, after completed repairs to the building. Site Name: Las Vegas Ranch (Las Vegas, Nev.)

Image