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Item 2036 - Hermann von Helmholtz Document Signed Catalog 588 (Jul 2020)

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Minimum Bid: $200.00
Sold Price: $333.75 (includes buyer's premium)


Versatile German scientist (1821-1894) known for his discoveries related to visual and aural perception, electrodynamics, and the conservation of energy. Partly-printed DS in German, signed “v. Helmholtz,” one page, 8.25 x 10.25, May 17, 1893. Untranslated prescription issued to Otto Metzing. In very good to fine condition, with scattered light creasing.

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