USN Silver Solder Smoking Lamp, One-of-a-kind. This extremely rare USN Silver Solder Smoking Lamp is a meticulously crafted piece that pays homage to naval tradition. Made from high-quality silver solder, this lamp embodies the rich heritage of the US Navy. Historically, the phrase “the smoking lamp is lighted” signaled to the crew that it was permissible to smoke, while “the smoking lamp is out” indicated that smoking was not allowed. 3.75″ x 4″ x 2. Our items are available for pick-up. No additional information at this time. You might also like. USS Sea Lion (SS-195) Submarine. French Naval Cutlass, model 1803. USS Greenfish (SS-351) Submarine. USS Steelhead (SS-280) Submarine.