A 50-dollar bill has to be worth at least the face value (the amount written on the front), so every single one is worth at ...

On bills worth $5 and up, each serial number begins ... Each serial number has a letter and number that shows us where the currency was printed. The U.S. Federal Reserve has 12 banks, and each ...

They are accompanied by other identifying letters and numbers that tell us which ... could be worth $15,000, according to SavingAdvice.com. People also enjoy collecting currency with high numbers ...