Description:1927 Ty Cobb single signed baseball. Rare playing career era Cobb autographed ball is signed in blue fountain pen, "Ty Cobb Sept.-12-27" on a side panel. Signature rates 6/7 out of 10. B.Johnson AL ball exhibits general light handling and age toning retaining bold manufacturer and league president stampings. Uncommon and desirable non personalized playing career era exemplar. Includes LOA from JSA: EX