The 1956 Topps Tom Carroll #139 Gray Back PSA 8 is a highly sought-after sports trading card featuring the Major League Baseball (MLB) player, Tom Carroll. Manufactured by Topps in 1956, this graded card is part of the base set and belongs to the Gray Back parallel/variety. With a grade of 8 from Professional Sports Authenticator (PSA), this card is a valuable collectible for fans of baseball and sports trading cards.