Al Kaline Signed Cooperstown HOF Gateway Stamp Cachet - Detroit Tigers Own a piece of baseball immortality. This hand-signed Gateway Stamp Cachet bears the authentic signature of Hall of Famer Al Kaline; one of the greatest right fielders in Detroit Tigers history and a first-ballot inductee into the Baseball Hall of Fame in Cooperstown; NY. The cachet features the official Cooperstown HOF commemorative stamp design -- a prized collectible format among serious philatelic and sports memorabilia collectors alike. Each piece is a testament to Kaline's legendary 22-season career; all spent in a Tigers uniform. Item Details Athlete: Al Kaline Team: Detroit Tigers Item Type: Gateway Stamp Cachet Inscription: Signed by Al Kaline Authentication: JSA (James Spence Authentication) COA included Induction: Baseball Hall of Fame; Cooperstown; NY Authentication This item comes fully authenticated with a JSA Certificate of Authenticity (COA); one of the most trusted and recognized third-party authentication services in the hobby. Buyers can verify authenticity directly through JSA's online registry. A rare opportunity to add a certified Al Kaline signature to your collection -- display-ready and investment-grade.