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Keywords from Image Description:
Labor Eichengrn OG. Pharmakologisches Laboratorium in Elberfeld Obergescho Labor Eichengrn Ernst Arthur Eichengrn August in Aachen Dezember in Bad Wiessee Fritz Hofmann November in Klleda Oktober in Hannover scan from deutschesmuseum de pdf Bayer PDold ImageNote Eichengrn ImageNoteEnd ImageNote Fritz