2.5x12x7.5" tall nicely-designed and detailed replica in hard plastic and die-cast metal. 1960s. Each side is marked "Mark Twain." Detailing includes stamped brass railings, chimney pipes, paddle wheel, accent strings which hold gang plank, steam whistle and bell on top of the roof which serves as the cover for the battery box. Missing just one of two tiny screw-on caps from rods that hold the pennants in place but both pennants remain. Works. Scattered trace of dust soiling. VF. Rare. Listed in The Official Price Guide To Disney Collectibles By Ted Hake for as much as $600.