I recently came across a 2019 National Parks quarter - Guam with a mint mark of “W”. Does anybody know anything about this? Thanks.
Thanks for the info. How would I know if it's a proof or silver proof? Is this true with every state, every year?
i am collecting circulated national park quarters. I recently came across a 2013 New Hampshire "S" mint mark. It's the first "S" I've come...
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