
Unique Coins in the 2015 Red Book
I have wondered how many unique coins are in the Red Book (for those out there that don't know what a unique coin is, it is a coin with only one known specimen to exist), so here they are:
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I have wondered how many unique coins are in the Red Book (for those out there that don't know what a unique coin is, it is a coin with only one known specimen to exist), so here they are: