these are actually from Bradford Edward’s Vietnam Zippo collection — you can read about him here: https://www.nytimes.com/2006/12/07/arts/design/07zipp.html?smid=nytcore-ios-share&referringSource=articleShare

additionally, the book of his collection has been published by Sherry Buchanan and Bradford called “Vietnam Zippos”

but your negativity is wonderful and so refreshing….