Unfortunately, the "blemish" is corrosion, rather than an error. Zinc coins are prone to such corrosion spots. I do not know what the TPGs policy on zinc coins is, in terms of how much corrosion is tolerated before it becomes ungradeable.
Don't say "infinitely" when you mean "very"; otherwise, you'll have no word left when you want to talk about something really infinite. - C. S. Lewis























