It's a who's who of baseball greats as this Official American League (Harridge) ball is signed by 13 members of baseball's Hall of Fame. Freddie Lindstrom and Charlie Gehringer share the sweet spot with signatures of Ralph Kiner, Harmon Killebrew, Bob Feller, Lloyd Waner, Warren Spahn, Early Wynn, Bob Lemon, Robin Roberts, Billy Herman, Buck Leonard, Bill Dickey and others.