One of the most famous error coins, the doubling of the entire obverse (date and lettering) makes this coin extremely valuable.
This quarter has an extra leaf on the corn stalk on the reverse side, resulting from a die gouge.
This error features noticeable doubling on the date and inscriptions on the obverse.
A mule error, where the obverse of a Sacagawea dollar was mistakenly paired with the reverse of a state quarter.
In this error, the letters "A" and "M" in "AMERICA" on the reverse are spaced more widely than usual.
During World War II, pennies were supposed to be made of steel to save copper for the war effort.
This error lacks the "P" mintmark, indicating it was struck in Philadelphia. It is one of the few modern coins missing a mintmark and is highly collectible.
A grease-filled die resulted in the "T" in "TRUST" being faint or missing, creating the "In God We Rust" error.