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Filtering by: Subject Helmholtz, Hermann von, 1821-1894 Remove constraint Subject: Helmholtz, Hermann von, 1821-1894 Year 1847 Remove constraint Year: 1847

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  • Hermann von Helmholtz

    Description/Abstract: Cartes de visite photograph of Hermann von Helmholtz from page 10 of Stewart's Album.
    Date: 19th century