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  • Bertrand rectilinear system. Canada. 1953.

    Descrizione: Bertrand rectilinear system. Canada. 1953. Dr. Claude Bertrand, the French Canadian neurosurgeon, introduced his pneumotaxic guide in 1953 for the treatment of Parkinson's disease. It was based on the orthogonal system combined with rectolinear...
    data di creazione: 1953

  • Ex Libris Blaine S. Nashold, Jr.

    Descrizione: Bookplate: Image of Heinsius, the keeper of the library at Leydeu, with a quote from Robert Burton: The Anatomy of Melancholy.
    data di creazione: 1900s