Two wheeled steam-powered velocipede, consisting of oscillating cylinders situated behind the carriage, driving a small cranked stage. Steam is supplied from a small boiler, located in the front and carried through the steam pipe into the trunnion box between the cylinders and after performing its work finds its passage into the exhaust pipe in the usual manner, stated that this vehicle should be driven in the country side where there is lots of open spaces and not in the streets of London. Date: 1869