I BELEIVE THAT THIS BALL IS FROM 1951, BECAUSE I RESEARCHED THE NAMES AND FOUND THAT SAM CHAPMAN ONLY PLAYED FOR THE INDIANS IN 1951, AND GEORGE VURERINK ONLY PLAYED IN 1951 AND 1952. THE BALL IS STAMPED CLEVELAND BASEBALL FEDERATION. I DO NOT KNOW IF IT IS AUTOPRINTED OR NOT. BUT IT HAS BEEN KEPT BY AN 85 YEAR OLD MAN SINCE HIS YOUTH.WELL WORTH OWNING.