"Breech Mechanism Department (Navy Yard), Washington, D. C., U. S. A." Factory room showing three men standing around four finished cannons. Throughout the room are various machines to help produce artillery. Image is shown on two photos which are mounted on grey cardboard with the number "152" at the top of the front side. The man on the right of each image is wearing a white apron while the other two men are wearing suits. Description of the Navy Yard is on the other side. Color: BK,WH, GY