MAKE A MEME View Large Image ...Operations at inlet portal of diversion tunnel No. 2. Invert concrete and trashrack transition base are seen." - NARA - 293643.jpg Scope and content Photograph from Volume Two of a series of photo albums documenting the construction of ...
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Keywords: "Operations at inlet portal of diversion tunnel No. 2. Invert concrete and trashrack transition base are seen." - NARA - 293643.jpg Scope and content Photograph from Volume Two of a series of photo albums documenting the construction of Hoover Dam Boulder City Nevada General notes 293643 Local identifier Department of the Interior Bureau of Reclamation Engineering and Research Center 05/18/1981 - 03/04/1988 NARA's Rocky Mountain Region Denver NRGA Building 48 Denver Federal Center West 6th Avenue and Kipling Street Denver CO 80225-0307 1932-05-02 Record group Record Group 115 Records of the Bureau of Reclamation 1889 - 2008 Record group ARC 444 Photograph albums compiled 1903 - 1972 Series ARC 293611 File unit File unit ARC Variant control numbers NAIL Control Number NRG-115-CONSTPHO85006-BC21176 Other versions <gallery> File Operations_at_inlet_portal_of_diversion_tunnel_No _2 _Invert_concrete_and_trashrack_transition_base_are_seen _-_NARA_-_293643 tif tif File Operations_at_inlet_portal_of_diversion_tunnel_No _2 _Invert_concrete_and_trashrack_transition_base_are_seen _-_NARA_-_293643 jpg jpg </gallery> NARA-cooperation PD-USGov Construction of the Hoover Dam
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