Keywords: Bulkhead gate mechanism in storage at Boulder City. Portion of toggle assembly and rollers in foreground, hydraulic... - NARA - 293751.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 293751 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 1932-10-28 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-BC21418 Other versions <gallery> File Bulkhead gate mechanism in storage at Boulder City Portion of toggle assembly and rollers in foreground hydraulic - NARA - 293751 tif tif </gallery> NARA-cooperation PD-USGov Bulkheads Hoover Dam Hoover Dam construction equipment Union Pacific Railroad Yard Boulder City Nevada 1932 in Nevada Boulder City Photos of Boulder City Nevada from NARA Union Pacific |