Keywords: 80-G-38469: Naval Gun Factory, Washington Navy Yard, Washington, D.C. Steel Foundry. Burning gates and risers off steel castings with oxygen-hydrogen torch. Photograph released March 20, 1942. U.S. Navy photograph, now in the collections of the National Archives. (2016/03/08). 80-G-38469: Naval Gun Factory, Washington Navy Yard, Washington, D.C. Steel Foundry. Burning gates and risers off steel castings with oxygen-hydrogen torch. Photograph released March 20, 1942. U.S. Navy photograph, now in the collections of the National Archives. (2016/03/08). |