British steam locomotive enthusiasts build a fully functional miniature version of the GWR King Class weighing around 200 kg (440 lb). Here's a demonstration of its power: : r/nextfuckinglevel
Locomotive lamps: A beginners guide - World Of Railways
Jan Ford's World: British Locomotive Headcodes
Rare Vintage a BR Steam Locomotive Oil Lamp - British Railway - BR(M)M marked | #1783417706