Zippo - Do you know why we started stamping date codes... | Facebook
Zippo Collectors' Guide
Dating Canadian Zippos
New 2019 Zippo Date Code Timeline Zippo Lighter – Hers and His Treasures
Monkey: Final Production Run
Date Codes | Zippo.ca
Dating Canadian Zippos
Date Codes | Zippo.ca
Dating Canadian Zippos
Zippo - Wikiwand
Date-your-ZIPPO
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
How To Date A Zippo , Zippo Date Codes Bottom Stamp - YouTube
Not sure if it's been posted here yet but here is a helpful tool to help y'all date your Zippo. : r/Zippo
Monkey: Final Production Run
Dating Canadian Zippos
Just picked up my first ever Zippo, made in Canada, but no date code? does this make it a 1949 since they started dating in 1950? Thanks! : r/Zippo
Dating Canadian Zippos
Dating Canadian Zippos
Vintage 1965 Date Code Zippo Windproof Cigarette Lighter - Etsy