Many, many altered and outright fake examples exist due to the extreme rarity of this coin. Early dealer B. Max Mehl offered a bounty for this coin as a way to drum up interest in his Star Rare Coin Encyclopedia. It would have been entirely possible to find one of these fake/altered coins in change in the 30s.
As an aside, I have had the privilege of seeing two of them- the McDermott and Walton specimens
As an aside, I have had the privilege of seeing two of them- the McDermott and Walton specimens



















