Ключевые слова: architecture, background, black and white, building, coal, colliery, compressor, cookery, dortmund, eat, equipment, europe, generator, germany, hand wheel, hansa, historic, history, industrial, industry, inside, landmark, large, machine, metal, mine, museum, nachine hall, north rhinewestphalia, old, plans, ruhr, steel, technology, toll, tourism, view, vintage, wheel, zollern colliery,