Frank Thomas signed Chicago White Sox 1990 Leaf rookie baseball card #300. The card has been authenticated and encapsulated by PSA and the autograph has been given a GEM Mint 10 auto grade. The authentication number can be verified online. Only the autograph has been graded a 10 by PSA; the card itself is ungraded. The image of the item is a stock photo; as we may have multiples of the item in stock. The Slabbed Card you will receive will be of the card described. (Same grade; Same authentication) You may or may not receive the exact PSA serial number on the slab label shown in image.