Here's a link with a step-by-step guide to selling your error coins. There are currently 464 error coins either currently being offered at auctions or already sold. Heritage can sell your coins...they are the world's top action house for coins. https://coins.ha.com/how-to-sell-my-collection.s?ic11=SellHome-MeetExperts-Coins-110416#meet-our-consignment-experts
You can contact heritage auctions they could probably direct you the right way.
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