6" long tin litho toy with built-in key comes in original box. 1950s marked "Made In Japan." The box bottom has one corner pulled loose from staple but o/w Exc. Toy features monkey as the train's engineer and he holds a separate flag. At windows are images of children including one who is a baseball player, on back is a bell. Toy works and travels around as the monkey moves his arm holding the flag and the bell rings. Has some minute paint nicks and a few hairline scratches but remains totally bright and glossy. Exc.