Impressive 1962 National League Champion San Francisco Giants team signed Official National League Giles ball. Ball features 28 signatures including Mays, McCovey, Perry, Marichal, Larsen, McCormick, Pagen, Davenport, Pierce, Haller, Alou, Kuenn, O'Dell, Bolin and others. All Dark is a stamp. Ball rates NM. Signatures rate 7/10. JSA.