Keywords: 80-G-707446: Deep Sea Diving School, Naval Gun Factory, Washington, D.C. A diver reflects satisfaction upon successful completion of a qualification dive, released February 3, 1950. U.S. Navy Photograph, now in the collections of the National Archives. (2016/06/14). 80-G-707446: Deep Sea Diving School, Naval Gun Factory, Washington, D.C. A diver reflects satisfaction upon successful completion of a qualification dive, released February 3, 1950. U.S. Navy Photograph, now in the collections of the National Archives. (2016/06/14). |