2004-D Wisconsin Extra Leaf Quarter: A notable error occurred with the 2004-D Wisconsin state quarter, where an extra leaf appeared on the corn stalk. This error, known as the “Extra Leaf” variety, is highly sought after by collectors.
1999-P Delaware "Spitting Horse" Quarter: The 1999-P Delaware quarter is known for a rare error where a die crack caused what looks like the horse is “spitting.” This error is rare and can be worth a significant amount.
2005-P Kansas "In God We Rust" Quarter: On some 2005-P Kansas quarters, the lettering of “In God We Trust” is partially missing due to rust on the die. This error makes the coins valuable to collectors.
2004-D Michigan "Double Die" Quarter: The 2004-D Michigan quarter features a "Double Die" error, where the inscriptions on the coin are doubled. This error is a coveted find for coin enthusiasts.
2002-P Georgia "Broken Corner" Quarter: The 2002-P Georgia quarter sometimes exhibits a “Broken Corner” on the design due to die damage. This defect can make the coin particularly valuable.
1999-P Pennsylvania "Wide AM" Quarter: In the 1999-P Pennsylvania quarter, some coins feature a “Wide AM” error where the letters in “AMERICA” are spaced unusually far apart. This error is a key find for collectors.
2003-P Illinois "Doubled Die" Quarter: The 2003-P Illinois quarter has a “Doubled Die” error where the inscriptions and design details appear doubled, creating a rare and valuable coin.