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HELMHOLTZ Hermann von (1821 - 1894) HELMHOLTZ Hermann von (1821 - 1894) MEDICINE - HELMHOLTZ Hermann von (1821 - 1894) - Autograph letter signed Autograph letter signed in German, dated 16 März 1889 by the German physicist and physician who made significant contributions in several scientific fields, particularly hydrodynamic stability. In the fields of physiology and psychology, Helmholtz is known for his mathematics concerning the eye, theories of vision, ideas on the visual perception of space, colour vision research, the sensation of tone, perceptions of sound, and empiricism in the physiology of perception. In physics, he is known for his theories on the conservation of energy and on the electrical double layer, work in electrodynamics, chemical thermodynamics, and on a mechanical foundation of thermodynamics. Addressed to a the physicist Friedrich Dorn (1848 - 1916), concerning theories of their colleague’s the geophysicist Adolf Schmidt (1860 - 1944). 2 pp. In-8. With letterhead. - This item is under temporary import. If the item is delivered within the United Kingdom, it will be subject to a 5% Value Added Tax (VAT) on the hammer price.

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HELMHOLTZ Hermann von (1821 - 1894) HELMHOLTZ Hermann von (1821 - 1894) MEDICINE - HELMHOLTZ Hermann von (1821 - 1894) - Autograph letter signed Autograph letter signed in German, dated 16 März 1889 by the German physicist and physician who made significant contributions in several scientific fields, particularly hydrodynamic stability. In the fields of physiology and psychology, Helmholtz is known for his mathematics concerning the eye, theories of vision, ideas on the visual perception of space, colour vision research, the sensation of tone, perceptions of sound, and empiricism in the physiology of perception. In physics, he is known for his theories on the conservation of energy and on the electrical double layer, work in electrodynamics, chemical thermodynamics, and on a mechanical foundation of thermodynamics. Addressed to a the physicist Friedrich Dorn (1848 - 1916), concerning theories of their colleague’s the geophysicist Adolf Schmidt (1860 - 1944). 2 pp. In-8. With letterhead. - This item is under temporary import. If the item is delivered within the United Kingdom, it will be subject to a 5% Value Added Tax (VAT) on the hammer price.

估价 550 - 650 GBP
起始价格 400 GBP

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拍卖费用: 31 %
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