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| View Original: | "Upstream_heading_in_upper_Arizona_penstock_header._Rails_upon_which_drilling_jumbo_operates_seen_at_either_side."_-_NARA_-_293853.tif (2106x3000) | |||
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| Keywords: "Upstream heading in upper Arizona penstock header. Rails upon which drilling jumbo operates seen at either side." - NARA - 293853.tif Scope and content Photograph from Volume Two of a series of photo albums documenting the construction of Hoover Dam Boulder City Nevada General notes 293853 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 1933-05-10 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-BC21661 yes Other versions <gallery> File Upstream_heading_in_upper_Arizona_penstock_header _Rails_upon_which_drilling_jumbo_operates_seen_at_either_side _-_NARA_-_293853 tif tif File Upstream_heading_in_upper_Arizona_penstock_header _Rails_upon_which_drilling_jumbo_operates_seen_at_either_side _-_NARA_-_293853 jpg jpg </gallery> NARA-cooperation PD-USGov NARA TIF images with categorized JPGs | ||||