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  • Hermann Ludwig Ferdinand von Helmholz

    Descrizione: Photograph of Hermann Ludwig Ferdinand von Helmholz from page 84 of Sharpey's Album. Helmholz was a sensory physiology. Photographed by Hugo Quaas. Part of an album of eminent scientists, surgeons, etc. with a collection of autographed letters and...
    data di creazione: 1875-1899

  • Hermann von Helmholtz

    Descrizione: Cartes de visite photograph of Hermann von Helmholtz from page 10 of Stewart's Album.
    data di creazione: 19th century