Roberto Clemente is often remembered as one of the greatest athletes and humanitarians of all-time. Capture part of his legacy with this trio of team signed Pirates balls, each bearing his mark. 1) World Champion 1971 on ONL (Feeney) ball signed by 31 members: Clemente, Stargell, Mazeroski, Sanguillen, Cash, Hebner, Alley, etc. EX-MT. 2-3) Two ONL (Giles) spheres, each signed by 30 members of the 1969 team - signatures include: Clemente, Stargell, Oliver, Mazeroski, Patek, Hebner, Sangullen, etc. Both NRMT.