Bill Mazeroski brought the 1960 World Series to a memorable conclusion with a walk-off home run against the New York Yankees in Game 7 on October 13 at Forbes Field. Offered is this rare printer's proof from one of the greatest games in baseball history. Extremely tough to find, this "Full Proof" has a tremendous look and appears to have never been touched. Fresh to market and recently graded PSA Full EX-MT 6.