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Keywords from Image Description:
Germania Dreirad Seidel Naumann. en Motor tricycle Germania from Seidel Naumann before de Motorbetriebenes Dreirad Germania der Firma Seidel Naumann vor Koch Oscar Der heutige Stand der Motorfahrrder Dinglers polytechnisches Journal fig vermutlich Firma Seidel Naumann before PDold Seidel und Naumann