Thirty official Wilson tennis balls signed (one inscribed) in black felt tip by individual US Open Champions. Signers are: Don Budge, Bobby Riggs, Jack Kramer, Arthur Larsen, Frank Sedgman, Tony Trabert, Vic Seixas, Ken Rosewall, Malcolm Anderson, Ashley Cooper, Neale Fraser, Roy Emerson, Rod Laver, Manual Santana, Fred Stolle, John Newcombe, Stan Smith, Ilie Natase, Jimmy Connors, Guillermo Vilas, Ivan Lendl (2), Mats Wilander, Boris Becker, Pete Sampras (2), Stefan Edberg, Andre Agassi, Patrick Rafter, and Marat Safin. In fine condition, with some of the lettering blurry from the texture of the balls. RR Auction COA.