Notes used in durability tests for American...

A June 14, 1938, laboratory report from the American Banknote Company was a fascinating find revealed at the American Numismatic Association World's Fair of Money in Anaheim, Calif. One of the more fascinating discoveries revealed at the American Numismatic Association World's Fair of Money in Anaheim, Calif., was found a few weeks earlier in Ottawa at the Royal Canadian Numismatic Association event by PCGS Currency vice president Laura Kessler.