I FOUND A COPPER TOKEN THIS WEEKEND AND ON THE BACK IT SAYS (GOOD ONLY IN THE HANDS OF EMPLOYEES) AND THE FRONT HAS (GOOD FOR MDSE. J.E. GRIFFIN ALSO HAS 10 ON IT) WHERE I LIVE NO ONE HAS EVER HEARD OF J.E. GRIFFIN.. I WAS WONDERING IF ANYONE KNOWS WHAT YEARS THIS TOKEN COULD HAVE BEEN USED OR WHO IS J.E. GRIFFIN?