The 1991-92 Kellogg's College Basketball Greats Book and 21 cards is a vintage sports trading card set featuring iconic basketball player Larry Bird. Manufactured by Kellogg's in 1992, the original set showcases players from the NBA Finals of the 1991-92 season. The standard-sized cards are made of card stock and are in English language, making it a valuable collectible for basketball fans and card collectors alike.