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Musizierendes Paar mit Camera Obscura. Musizierendes Paar mit Camera Obscura undatiert anonym alpenlndisch Holz polychrom gefasst br Kunsthistorisches Museum Sammlung alter Musikinstrumente Neue Burg Leihgabe Helmut Czakler own own photograph Photo Andreas Praefcke Collection of Ancient Musical Instruments Kunsthistorisches Museum