Four achievement sheets, 8 x 10, featuring a photo of the respective player and a summary of his career, each signed in black felt tip and certified by a notary. Signers are: Willie Mays, Hank Aaron, Harmon Killebrew, and Al Kaline. In fine condition, with the signatures a shade or two light. Each accompanied by an unsigned photo of the player and/or notary during the signing. Signers include three 500 Homerun Club members. RRAuction COA.