technics, heat engineering, tub furnace of Friedrich Siemens, intersection, vertical front, wood engraving, circa 1895, Additional-Rights-Clearance-Info-Not-Available

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Additional-Rights-Clearance-Info-Not-Available

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Photo credit: © INTERFOTO / History / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -people, 19th, century, engineering, friedrich, furnace, germany, heat, historic, historical, industries, industry, intersection, invention, inventions, martin, melting, regenarativ, regenerative, siemens, siemens-martin-furnace, smelting, steel, technics, technologies, technology, tub, vertical