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:
PS USN Sub Rescues Disabled Airship. Sailors of ground crew landing party haul down disabled ZPK airship at Boca Chica Naval Air Station after hour rescue in which USS Sea Poacher SS toned the disabled aircraft to land. The ZX blimp while making dummy attack of the submarine came in on low attack and its propellers struck the