London, March13th 2015. Ahead of the first sale of the D. Brent Pogue rare United States Federal coin  collection sale to be held at Sotheby's  New York. The collection is composed of over 650 gold, silver, and copper coins, and is expected to be the most valuable collection of coins ever sold. PICTURED: A 1795 Eagle Ten Dollar coin, one of the most perfectly preserved examples, which is expected to fetch up to $10 million at auction.
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