This Autographed Auto Graded Gem Mint 10! Reggie Jackson's Mr. October's Promotional Set LE Card has been Personally Signed by Bill Russell of the Boston Celtics. This item is 100% Authentic, it comes slabbed and authenticated by PSA/DNA. The authenticity can be verified on Professional Sports Authenticator website. There is a chip on the front side of the slab. Please refer to pictures for item's condition prior to purchase.