"Sir Theodore" GVT tram engine
“Sir Theodore” 0-4-0T Glyn Valley tram built by Robin Gosling in 1979. Meths fired pot boiler with geared oscillating cylinder, drive to the wheels through bevel gears. As built, except that the blow down valve is thought to be a later addition.
Made by Robin Gosling in the early 1980's. Two cylinders, internally meths fired, handpump in tender.