Description:Lot of (2) original artwork pieces with relation to the 1950 Callahan HOF baseball card set. Includes original ink on board artwork for the Buck Ewing card along with artwork for the John Clarkson card, which was never produced. Ewing measures 10"x15" framed along with an original 1950 Callahan Ewing card. Clarkson measures 9"x12" framed. Each is signed by artist Mario Demarco: EX-MT