steam engine scratch built

No idea who made this scratch built very well engineered steam engine , I would guess 1950s it's firebox and base are aluminium on an oak plinth, steel flywheel brass steam chest oiler good safety valve and a six wick burner ,copper boiler with two heat tubes , runs forward or reverse its probably is the best runner out of every engine I have so hats off to the person who built it ,from somewhere in Devon