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The micro S is a little smaller, I think. This coin was bought unattributed, and re-slabbed with micro S attribution. (View Post)

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I met Dr. Rubin many years ago. Her daughter was an astronomy professor at UMass Amherst when I was a grad student there. It's good to see astronomy and space exploration themes on our coins, and to … (View Post)

Here's the 1870-S half dime nestled in with my set, as it was in 2019. Then-owner Tom Bender was pretty freely letting people examine it, and let me have a complete set for a few minutes... I will no… (View Post)