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Fotothek df tg Architektur Fassade Portal Mezzanin Verdachung Giebel. Scan Deutsche Fotothek dftg color MIKCenter Berlin GmbH Frankfurt Main Fassadengestaltungen Papier Holzschnitt cm Architektur Fassade Portal Mezzanin Verdachung Giebel ppn Druck Deutsche Fotothek gefrdert von der Deutschen Forschungsgemeinschaft Projekt