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| View Original: | Looking_downstream_into_upper_cofferdam_excavation._Percolation_stops_seen_at_right_against_Nevada_abutment._-_NARA_-_293768.jpg (3000x2082) | |||
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| Keywords: Looking downstream into upper cofferdam excavation. Percolation stops seen at right against Nevada abutment. - NARA - 293768.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 293768 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 1932-11-17 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-BC21454 Other versions <gallery> File Looking downstream into upper cofferdam excavation Percolation stops seen at right against Nevada abutment - NARA - 293768 tiff tif File Looking downstream into upper cofferdam excavation Percolation stops seen at right against Nevada abutment - NARA - 293768 jpg jpg </gallery> NARA-cooperation PD-USGov Construction of the Hoover Dam | ||||
