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Fotothek df tg Bergwerk Bergbau Verhttung Httenwesen Metallurgie Edelmetallscheidun. Creator Georgius Agricola Johann Becher Scan Deutsche Fotothek dftg color MIKCenter Berlin GmbH Frankfurt Main Edelmetallscheidung Silberbrenner groer Stel Besen kleine Stel Stabeisen Sieb Asche eiserne Schaufel eisernes Blech Stock Stein