Zippo date codes. Date codes were originally put on the bottom of Zippo lighters to track the types of repairs that were being performed and I doubt that anybody at the time would have realised how that move would make these lighters so collectable.
Zippo's lighter fluid is the ideal liquid for lighters using oil and its derivatives. The history of Zippo Manufacturing Company is the history of its people, from the founder, George G. Blaisdell, to the...