The product described is a vintage 1957 Topps autographed rookie card of Bill Mazeroski, signed by the player himself. This original card is part of the Topps set and features the Pittsburgh Pirates player. The card has been authenticated by Professional Sports Authenticator (PSA) with an authentication number of 66839464. This collectible piece of MLB memorabilia is a certified hard-signed autograph, making it a valuable addition to any sports trading card collection.  Card Graded a EX5, signature graded an 8, signed in blue sharpe.