Steam Wagon, one blue, red and white live steam tractor circa 1975.  Mamod is a British toy company that was founded in 1937 by Geoffrey Malins.  This company produced models that were steam-powered.  Some of the models had oscillating cylinders, regulators, or a reversing mechanism.  Mr. Malins also produced an engine for the Meccano company.  From trains to steam rollers, you can still purchase these models today!

2015.55.2B