industry, metal industry, blast furnace, Siemens - Martin steel mill of the trade union Deutschen Kaiser, later August-Thyssen s

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industry, metal industry, blast furnace, Siemens - Martin steel mill of the trade union Deutschen Kaiser, later August-Thyssen steel mill, 1890s, 19th century, historic, historical, worker, workers, years of rapid industrial expansion in Germany, industrialization, industrialisation, factory, factories, plant, plants, blast furnace, blast furnaces, steel industry, metal processing, factory building, factory buildings, August Thyssen, Verhüttung, Ruhr area, Ruhr Valley,

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Keywords: -, 1890s, 19th, area, august, august-thyssen, blast, building, buildings, century, deutschen, expansion, factories, factory, furnace, furnaces, germany, historic, historical, industrial, industrialisation, industrialization, industry, kaiser, martin, metal, mill, plant, plants, processing, rapid, ruhr, siemens, steel, thyssen, trade, union, valley, verhüttung, worker, workers, years