Ключевые слова: art, artifact, boiler, classic, coal, craftsmanship, design, details, effects, engine, engineering, environment, equipment, functional, gears, heritage, historical, history, industrial, ingenuity, iron, large, locomotive, machinery, marvel, mechanical, mechanics, metalwork, power, production, restoration, retro, revolution, site, smoke, source, steam, technology, tools, transportation, vintage, wheels, working, workshop,