The product is a Bill Russell autographed 11x14 Sporting News cover poster, featuring the legendary basketball player and coach of the Boston Celtics. This original lithograph, poster, and print item is a rare and valuable piece for any sports memorabilia collector, showcasing the iconic player's autograph and commemorating his storied career in the world of basketball. Authenticating the autograph would add to the item's value and make it a highly sought-after piece for fans of the Celtics and basketball enthusiasts alike.