Spalding Official Pro League ball has been signed by 28 members of the team. Includes: Tom Seaver, Yogi Berra, Wes Westrum, Ed Kranepool, Sandy Alomar, Bud Harrelson, Jerry Grote, Cleon Jones, Harvey Haddix, Ken Boyer, Dick Selma, Jack Fisher, Ed Charles, Bob Johnson, Don Cardwell, Jerry Buchek, John Sullivan, Don Shaw, Phil Linz, Ron Taylor, Hal Reniff, Bob Shaw, Tom Reynolds, Salty Parker, Sheriff Robinson, Larry Stahl, and two more. Signatures rate 3 to 5 out of 10. Ball has some mild toning and light staining. Accompanied by an LOA from PSA/DNA.