Combined Port-Starboard Navigational Naval Light c.1942Rare ships lantern from British Royal Navy. In original Royal Navy grey paint. This blue water" naval ships navigation light by GP, Ltd and dated 1944. It very unique and has both the port (left, red) and starboard (right, green or blue) split lenses within the same light. This lamp would have to have been mounted in the middle of the ship on the bridge or mast and used to give the ships port and starboard position to other ships. Please note: lantern