Carl Yastrzemski & Dick Williams 2017 Leaf Masterpiece Cut Signature certified signed card 1/1 JSA Red Sox

2017 Leaf Executive Collection Masterpiece authentic dual cut signature card of Hall of Famers Carl Yastrzemski and Dick Williams, the American League Triple Crown winner and MVP, and manager of the 1967 Impossible Dream Boston Red Sox World Series team. This is a unique 1/1 card that is authenticated by JSA and slabbed by Leaf.