This steam engine was manufactured by Marklin and Company in Germany during the 1930's. The 4158 compound model came in three sizes of which this is the largest version. it features two flywheels, a condensation tray, three drain pipes, a boiler blow down, a cylinder exhaust and a cylinder tray for drips. This model runs very smoothly.
Ralph L. Tomlinson Toy Collection, "Learning Through Play" Exhibit in Leatherby Library
Chapman University, Leatherby Library, Ralph L. Tomlinson, toys, antique, antiques