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 on Monday, Jan. 10, 2005. The coin at top is correct with no defects. The two coins on the bottom are variations with ...

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 ...