Lightly toned B.Brown American League baseball signed by (18) members of the elite group of pitchers who have thrown a perfect game. Signatures include Koufax, Halladay, Bunning, Larsen, Wells, Cone, Hunter, and R.Johnson. Many of the players have added relevant inscriptions such as date of the game and/or "P.G." notation. Signatures range from 7-9 out of 10. Very comprehensive example which includes the two most difficult of the membership in Halladay and Koufax. Includes full LOA from JSA: Ball: EX, Signatures: Range NM-NM/MT