This is a 1991 Leaf baseball card autographed by Mitch Williams, a former Philadelphia Phillies major league player. Authenticated by Beckett Authentication Services (BAS) with number 00016502594, this rare card is made of high-quality card stock and is a must-have for any avid sports trading card collector. It's a standard size with a unique parallel/variety feature, making it a highly sought-after item. Don't miss out on owning this valuable and authentic piece of sports history. Mitch Williams' signature in Black Sharpie adds to its significance. Autographed Philadelphia Phillies 1991 Leaf Baseball Card #420. Authenticated and encapsulated by Beckett Authentication Services (BAS), with certificate number 00016502594.