The rare 50p coins in circulation right now and how much they're worth - Hull Live
CNG Triton XXVI Virtual Catalog by Classical Numismatic Group, LLC - Issuu
Rare 20p looks set to fetch £1,800 at auction - Plymouth Live
Most rare and valuable 1p coins in circulation from new currency to minting errors
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The rare 50p coins in circulation right now and how much they're worth - Hull Live
Pennies U.S. Coins Coins / Currency Auction Results
Rare £1 coin sells for £257 and you could have it in your wallet - Birmingham Live
The rare 1p coins that could earn you a lot more - Hull Live