Official Spalding Pro League League baseball signed in ballpoint by twenty-one members of the 1965 New York Yankees. Signers include: Elston Howard, Mel Stottlemyre, Ross Moschitto, Gil Blanco, Frank Crosetti (SS), Jim Bouton, Phil Linz, Hector Lopez, Clete Boyer, Pete Mikkelsen, Jim Brenneman, Ed Ford, Jake Gibbs and Bill Stafford. Ball also bears clubhouse signatures of Mickey Mantle and Roger Maris. In fine condition, with some signatures a shade or two light, but completely legible and a “July 1965” ink notation. COA Steve Grad/PSA/DNA and R&R COA.
