Honor Boston Red Sox icon Carl Yastrzemski with this Official American League Baseball hand signed by the Hall of Fame outfielder and first baseman. Known as Yaz, Yastrzemski spent his entire 23 season Major League career with Boston and became one of the most accomplished players in franchise history. His legendary 1967 season included the American League Triple Crown and MVP Award while helping lead Boston to the World Series. An 18 time All Star and member of the 3000 hit club, Yastrzemski was inducted into the National Baseball Hall of Fame in 1989. The autograph has been independently authenticated by James Spence Authentication JSA and is accompanied by a JSA Certificate of Authenticity COA.