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Azalein. Auszug aus Anilinfarben Lexikon der Angewandten Chemie Dr Dammer Verl des bibliogr Inst Leipzig Muellerb de This image is in the public domain due to its age Otto Dammer died in PDold original upload log de Leyo CommonsHelper page de Azalein Muellerb bytes no Information Auszug aus Anilinfarben Lexikon der Angewandten