30 Signatures include: Babe Ruth (HOF, sweet spot), Roger Maris (HOF, sweet spot), Lou Gehrig (HOF), Mickey Mantle (HOF, reverse sweet spot), Joe Cronin (HOF, 1927 Pittsburgh Pirates), Willie Mays (HOF), Stan Musial (HOF), Frank Crosetti, Phil Rizzuto (HOF), Bob Shawkey (1927 Yankees), Luke Appling (HOF), Ford Frick (HOF), Dutch Henry, Red Faber (HOF, 1927 White Sox), Tommy Thomas, Yogi Berra (HOF), Hank Bauer, Ed Lopat (HOF), Willie Kamm (1927 White Sox), Bill Dickey (HOF), Ted Lyons (HOF, 1927 White Sox), Butch Henline (1927 Brooklyn Dodgers), Donie Bush (Manager, 1927 Pittsburgh Pirates), Dizzy Trout, Whitey Ford (HOF), Carl Reynolds (1927 White Sox), JC Martin, Rocky Colavito (sweet spot) and Johnny Keane. . Sport: Baseball,Player: Babe Ruth,Signed: Yes,Autograph Authentication: Professional Sports Authenticator (PSA),Original/Reprint: Original,Product: Ball,Team: New York Yankees,Country of Origin: United States