This autographed Jack McKeon 2004 Topps Heritage baseball card is a valuable and rare item for any collector. The signature, done in blue sharpie, is authenticated by Beckett Authentication Services (BAS) with authentication number 00016505808. The card, made of high-quality card stock, is an officially licensed trading card from Topps and is part of the 2004 Topps Heritage set, specifically numbered 130. It also features the Marlins logo and represents the Major League (MLB) season of 2004. This is a wonderful opportunity to own a piece of baseball history and a valuable addition to any collection.