WWI US Navy Mk XXXI Mod 3 Optics

Sighting optics from World War One US Navy. These are dated 1916. Could possibly be from the Battleship USS Oregon due to location. Optics are clear... just difficult to capture in a photograph. Cool display item! Located at our Portland, Oregon store. Price includes FREE shipping in the US. Foreign buyers...please contact us for a shippjng quote. Thanks!