This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
people sculpture Naval Gun Factory Washington Navy Yard Washington D.C. Shown machinist and an apprentice machinist topping piece of material to be used in the assembly of gun mount in an Erecting Shop. Photograph released March . U.S. Navy photograph now in the collections of the National Archives. Naval Gun Factory