Do the hash marks on the bottom of a Zippo lighter show different quality the more hash marks there are? - Quora
Do the hash marks on the bottom of a Zippo lighter show different quality the more hash marks there are? - Quora
![Wearing their hearts on their Zippos: The lighters engraved with the musings of lonely soldiers fighting in Vietman | Daily Mail Online Wearing their hearts on their Zippos: The lighters engraved with the musings of lonely soldiers fighting in Vietman | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2013/11/29/article-0-19B6841400000578-52_634x435.jpg)
Wearing their hearts on their Zippos: The lighters engraved with the musings of lonely soldiers fighting in Vietman | Daily Mail Online
![I could use some help identifying my Great-Grandfather's old lighter, supposedly used during WW2. Absolutely NO markings anywhere, but it works well with zippo flints. : r/lighters I could use some help identifying my Great-Grandfather's old lighter, supposedly used during WW2. Absolutely NO markings anywhere, but it works well with zippo flints. : r/lighters](https://preview.redd.it/i-could-use-some-help-identifying-my-great-grandfathers-old-v0-v5smsju0w3l81.jpg?width=640&crop=smart&auto=webp&s=0f85d5179fc3fe8d61e0c3626e7980bda8d0e0a6)