MAKE A MEME View Large Image ...Cleaning invert excavation ahead of tunnel lining operations in diversion tunnel No. 2. Spoil is loaded by shovel... - NARA - 293677.jpg Scope and content Photograph from Volume Two of a series of photo albums documenting the construction ...
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Keywords: "Cleaning invert excavation ahead of tunnel lining operations in diversion tunnel No. 2. Spoil is loaded by shovel... - NARA - 293677.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 293677 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 1932-06-02 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-BC21238 Other versions <gallery> File Cleaning_invert_excavation_ahead_of_tunnel_lining_operations_in_diversion_tunnel_No _2 _Spoil_is_loaded_by_shovel _-_NARA_-_293677 tif tif File Cleaning_invert_excavation_ahead_of_tunnel_lining_operations_in_diversion_tunnel_No _2 _Spoil_is_loaded_by_shovel _-_NARA_-_293677 jpg jpg </gallery> NARA-cooperation PD-USGov Gantry cranes in the United States Hoover Dam construction equipment Cranes Gantry
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