Seattle Mariners legend and Baseball Hall of Famer Ken Griffey Jr. has taken up a particular interest in photography since he retired from MLB in 2010. It should be noted that photography is far ...

The 1998 Skybox E-X Ken Griffey Jr. Essential Credentials Now, #'d 4/10, is at Heritage Auctions. It's the first time the card has been on the open market in nearly 20 years.