Offered is an Official American League William Harridge baseball signed by 23 members of the 1947 New York Yankees. The 1947 New York Yankees won their 15th American League pennant with a regular-season record of 97-57 before beating the Brooklyn Dodgers in seven games for the World Series crown. The Reach baseball is signed with a steel-tip fountain pen during Spring Training by Hall of Famers Joe DiMaggio, Yogi Berra, Phil Rizzuto, and Joe Medwick. Other key signatures on the ball are from Charlie Keller, Bobby Brown, Allie Reynolds, Joe Page, and Al Lyons, all in blue ink. Comes with an LOA from JSA (XX39789) for the signatures.