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Photograph of diversion tunnel, Hoover Dam, circa 1932

Date

1931 to 1933

Description

Placing concrete liner in diversion tunnel, 3 feet thick. Note on back of image: "Photo taken at night. Pour lower invert first, then side walls, then ceiling. Covered walls with asphalt to prevent rapid drying of concrete. Jumbo probably sparying asphalt in this photo. Rails visible that jumbo rode on. - W. A. Davis, 1992."

Image

Diversity Committee Minutes and Agenda, 1995-1997

Level of Description

File

Archival Collection

Frontier Girl Scouts Records

Archival Component

"Celebrate Diversity" advertisement: photographic print, 2005

Level of Description

File

Archival Collection

Sin Sity Sisters of Perpetual Indulgence Records

Archival Component

Board of directors diversity meeting agenda, 2002

Level of Description

File

Archival Collection

MGM Mirage Corporation Records

Archival Component

Photograph of flood at diversion tunnel, Hoover Dam, circa 1932

Date

1931 to 1933

Description

View of area where water broke through small cofferdam by diversion tunnel after flood.

Image

Missouri River Dam and Diversion Project, 1933

Level of Description

File

Archival Collection

Franklin M. Murphy Geological Papers

Archival Component

Diversity Inc. Magazine, 2004 April-July

Level of Description

File

Archival Collection

MGM Mirage Records on Mandalay Resort Group

Archival Component

Looking into diversion tunnel: photographic print, 1932

Level of Description

Item

Archival Collection

Ray Cutright Collection of Winthrop A. Davis Photographs

Archival Component

Photograph of diversion tunnel, Hoover Dam, circa 1932

Date

1931 to 1933

Description

Outside of diversion tunnel No.2; shows side walls and jumbo inside. Notes with image: "The side wall forms were then put in there place and section after section side wall poured. Center is slip form. 1st pour on the side walls. Jumbo forms in place. Duck holes-doors used for sequential pours were on the jumbo. - W. A. Davis, 1992."

Image

Photograph of workers at diversion tunnel, Hoover Dam, circa 1932

Date

1931 to 1933

Description

At downstream end of diversion tunnel after spring flood. Employees are working diligently to pump out the water.

Image