Hudson Valley Numismatics

Questions & Answers

Ask Marc Rosner — ANA Life Member answers your coin and currency questions for free.

Most inquiries we get are about circulated coins made after 1971 where people mistake post-mint damage and wear for errors. Before submitting, you may find the answer you are looking for by searching our extensive database below, or by reading our blog post tutorials here.

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Marc personally reviews and answers every question. Most responses within 1–3 days.

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Include as much detail as you can — the coin, its markings, condition, and where it came from.

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Rare Coin & Currency Consulting

We identify items, determine value, and make an offer on the spot. Appointment-only — we are all yours when we meet.

Or call us now to discuss your items:
(914) 649-3317 (833) THE-COIN (833) 843-2646