State quarter errors can significantly enhance your coin collection's value. Find out the most notable errors and how to spot valuable variations in your collection.

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 value of collectibles because a ...

The Wisconsin state quarter has also seen its fair share of errors. In 2006, an investigation revealed that as many as 50,000 coins had an extra cornstalk leaf either pointing down (“Low Leaf ...

Researchers reviewed 28 published studies on operating room errors and found that technology/equipment issues were cited in about 15% of malpractice claims. An average of 2.4 errors occurred in each ...

The Wisconsin state quarter has also seen its fair share of errors. In 2006, an investigation revealed that as many as 50,000 coins had an extra cornstalk leaf either pointing down (“Low Leaf ...

The Wisconsin state quarter has also seen its fair share of errors. In 2006, an investigation revealed that as many as 50,000 coins had an extra cornstalk leaf either pointing down (“Low Leaf ...