Two-piece tin litho toy consisting of 4" long dog and 3.5" tall circus tent building. 1950s by Sankei, Japan. Box lid has scattered edge wear, tape repair at one corner. Lid has a few minor puncture marks. VG. The building features images of clowns and animals. The dog travels through the building and wraps around the sides in order to go back through again. This is accomplished by an attachment on the dog's head and a control beam on the interior which steers the dog left or right. Pinpoint scattered paint nicks, Exc.