metal, lead, refining furnace, wood engraving, out of: book of inventions, trades and industries, Otto Spamer publishing house, 6th edition, Leipzig - Berlin, 1872, Additional-Rights-Clearences-Not Available

---

Additional-Rights-Clearences-Not Available

---

Size: 4906px × 3567px
Location:
Photo credit: © INTERFOTO / History / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 19th, benefication, book, century, cleansing, deep, dressing, engraving, furnace, furnaces, graphic, graphics, historic, historical, industry, labor, laboring, labour, labouring, lead, metal, metals, mining, native, open-cut, open-pit, opencast, ore, people, preparation, processing, refining, separate, separating, separation, seperation, stove, stoves, underground, wood, work, worker, workers, working, works