That’s a lot of coin. A Lincoln wheat penny minted in 1955 sold this month for $2,050 on eBay because it contains a rare feature known as a “double die error ...

A childhood rhyme goes a little something like this: “Find a penny, pick it up, all day long you’ll have good luck!” But what if you found a penny, picked it up, and it was worth millions of dollars?

Often in coin collecting what makes an item valuable is not that it’s perfect, it’s that something went wrong in the minting process, making the resulting coin rare, and hence highly collectible. That ...

From 1948 until his untimely death in 2007 Charlie Young, a Texas accountant, amassed hundreds of thousands of baseball cards, many fresh from bubble gum packs he bought as a boy. No one outside his ...

Some of the rarest and most valuable coins in U.S. history owe their worth to minting errors that slipped through unnoticed. Coins like the 1943 Copper Penny, struck in copper instead of wartime steel ...