Zippo - We've heard some wild rumors about the meaning of the bottom stamps on Zippo lighters. Some say it's the quality rating of the lighter, others say it's the inmate number
Zippo Muscle Car Design Metallic Red Windproof Lighter | Zippo USA
1969 Unfired ZIPPO Slim Lighter, US Air Force, With Original Box and Instruction Booklet - Etsy
1969 USS Cleveland Zippo Lighter with Vietnam War Engraving — Collectors Flame
Vietnam War - US Navy Military YBRM20 " Delta HiLton " Zippo Lighter 1969 | Vincent/Vinh
1969 USS Cleveland Zippo Lighter with Vietnam War Engraving — Collectors Flame
Sold at Auction: Original Vietnam War Era Zippo Lighter. Date marked 1969. Dedicated to C.W Wilson U.S Navy Vietnam Nov 1970-1971.