10 of the best backward hat cards of Ken Griffey Jr. ... There are 10,000 numbered copies of this card. ... With a print run ...

2004 Upper Deck "A Piece of History - 500 HR Club" Ken Griffey, Jr. Interestingly the number of Griffey cards produced in this popular but elusive Upper Deck insert set is unknown, though it's ...

There are 10,000 numbered copies of this card. ... With a print run of 20,000 copies, ... and football. If you want to discuss the greatness of Michael Jordan, Bo Jackson or Ken Griffey Jr., ...