Learning to spot the most valuable 10-dollar bills means knowing what makes them worth so much. We're talking super old currency, special serial numbers, interesting mistakes in printing ...

WASHINGTON, Aug. 8. -- Chief Wilkie of the Treasury Secret Service has announced the discovery of a new counterfeit Treasury note. It is of the ten-dollar denomination, series of 1891, check ...

Feeling out of the loop? We'll catch you up on the news you need to know with the Chicago Catch-Up newsletter. The first $10 paper bills in the U.S. were introduced in 1861. The bills featured ...