GENTLEMAN!!!...During his 20-bout career, James J. Corbett was the only fighter to ever beat the legendary John L. Sullivan. With opposite styles, Corbett wore down the 34-year-old Sullivan to beat him in the 17th round. Offered is his 1948 Leaf #55 issue in a PSA 9 MINT holder. This highest graded example has only a single equal. Exceptional centering, bold color, and superb borders, edging & corners.