Dale Murphy, a two-time MVP and one of the best hitters of the 1990s, was not left-handed. But you'd never know that to look at his 1989 Upper Deck card. You can further tell that it's a reverse ...

Corrected Errors (ERR/COR Cards) Corrected errors are sports cards that were released with a mistake, but were fixed later by the manufacturer on a subsequent print run of the same set.

During the early 2000s Topps introduced the rookie card stamp or logo onto their products. Back then, Topps was attempting to find a way to distinguish rookie baseball cards for those players ...

Corrected errors are sports cards that were released with a mistake, but were fixed later by the manufacturer on a subsequent print run of the same set. This will result in 2 known versions of the ...

The umpires pulled the Indians off the field midway through the delay. The Rays lost their DH position due to the error, meaning Sonnanstine replaced Longoria in the third spot of the lineup.

A rare Mickey Mantle baseball card from his 1952 rookie season has sold for $12.6 million, the most expensive ever paid for a piece of sports memorabilia. (LM Otero/Associated Press/File) ...