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One of world's most expensive stamps could fetch up to $20M at NYC auction
Fox News NEW YORK – A 1-cent postage stamp from a 19th century British colony in South America could become the world's most valuable stamp— again. It has broken the auction record for a single stamp three times in its long history. ADVERTISEMENT. Rare Stamp Could Set Record at NYC Auction Why rare stamps have become so valuable World's Most Valuable Stamp, The 'Mona Lisa' Of Stamps, Estimated To Sell For … |
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