By A Mystery Man Writer
Three collectibles, including a 1993 gold "Double Eagle" and the world’s rarest stamp, fetched more than $30 million at Sotheby’s
Las Vegas Collector Sells America's Most Coveted Silver Dollar for $12 – Artistry in Gold
Double eagle - Wikipedia
Rare gold coin sells for record $18.9million at auction
personal Coin Collectors Blog
Smart News: History & Archaeology
World's most valuable coin, stamp go up for auction
These 5 Coins Are Worth Millions
The World's Most Valuable Coin Sells at Auction for $18.9 Million
What's behind the most expensive US coin? It was auctioned for $18.9 million – NBC Los Angeles
1933 Double Eagle: The Prodigal Child of U.S. Coinage
What is the most valuable coin in the US? - Quora
Double Eagle Watch
Our Featured Products Most Expensive Items Sold at Auction in the