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Fotothek df tg Metallurgie Mechanik Hammer Eisen Schmieden Wasserrad. Scan Deutsche Fotothek dftg color MIKCenter Berlin GmbH Abbildung Nr Leipzig Altenburg Eisenhammer Papier Kupferstich cm Metallurgie Mechanik Hammer Eisen Schmieden Wasserrad ppn Druck Deutsche Fotothek gefrdert von der Deutschen Forschungsgemeinschaft