The 1776 to 1976 Quarter FS-101 Double Die Obverse represents the most sought-after error in the bicentennial series, showing ...

The Wisconsin state quarter features a cow, cheese, and an ear of corn. One version of this quarter gives the corn an extra leaf low on the ear. This may have happened when a tool was pushed into the ...

Wisconsin quarters are displayed at Old Pueblo Coin Exchange. Inc, in Tucson Monday, Jan. 10, 2005. The coin at top is correct with no defects. The two coins at bottom are variations with unusual ...

Have you ever heard of rare error quarters? These rare coins can be worth a lot of money. For example, last year the U.S. Sun reported that a rare 2000 George ...

Manufacturing errors might be annoying when it comes to most products, but they can be a massive moneymaker when it comes to collectible money. Errors increase the ...