All are c. 1960s. "Mechanical Walking Car" comes in 3.5x5x2.5" deep box with lid graphics of car lifting up and going over log as animal watches. Box has surface dust and aging. Fine. Car is 5" long tin litho with driver with soft vinyl head made by Yonezawa Japan. Wheels move back and forth to propel car as if walking as boy's head turns back and forth. Toy is Exc. "Champion" race car is 4" long tin litho with soft vinyl head driver. Made by Kanto, Japan. Underside has original store price sticker. Scattered lt. surface wear with a few hairline scratches on vehicle. Working and VF. Tin litho hot rod is 2.75x6.5" long made by "KO" Japan. All tin litho with vinyl steering wheel. Wind-up crank-style friction. Driver goes back and forth as flat tin litho arms move steering wheel. Bump and go action. Scattered lt. wear with a few scratches here and there. Fine. Nicely designed group with bright color.