211 - Charles DarwinRR Auction
ALS signed “C. R. Darwin,” both sides of a black-bordered 4.25 x 7 page, December 24, 1851. Written from his home in Down Farnborough, Kent, Darwin wr
No Online Bidding For This LotEstimate : 8,000.00 - 10,000.00
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212 - Heinrich HertzRR Auction
German physicist (1857–1894) who was the first person to provide conclusive proof of the existence of electromagnetic waves. Rare ALS signed "H...
No Online Bidding For This LotEstimate : 4,000.00 - 6,000.00
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213 - Sebastian KneippRR Auction
Bavarian priest (1821–1897) who pioneered naturopathic medicine, particularly a form of hydrotherapy known as the Kneipp cure. Appealing 4.25 x 6.5 ca
No Online Bidding For This LotEstimate : 800.00 - 1,000.00
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214 - Alexander von HumboldtRR Auction
ALS in French, signed “Humboldt,” one page both sides, 7.75 x 9.5, 1823. Letter to mathematician and astronomer Louis Benjamin Francoeur, concerning a
No Online Bidding For This LotEstimate : 4,000.00 - 5,000.00
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215 - Carl LinnaeusRR Auction
Swedish botanist, physician, and zoologist (1707-1778), who laid the foundations for the modern scheme of binomial nomenclature. Handwritten manuscrip
No Online Bidding For This LotEstimate : 8,000.00 - 10,000.00
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216 - Carl LinnaeusRR Auction
Swedish botanist, physician, and zoologist (1707–1778), who laid the foundations for the modern scheme of binomial nomenclature. Rare AQS in Latin on
No Online Bidding For This LotEstimate : 6,000.00 - 8,000.00
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217 - Guglielmo MarconiRR Auction
ALS in Italian, one page both sides, 5.25 x 4.25, Reale Accademia d'Italia letterhead, September 23, 1931. Letter to Italian composer Umberto Gi...
No Online Bidding For This LotEstimate : 800.00 - 1,000.00
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218 - Guglielmo MarconiRR Auction
Italian physicist and inventor who devoted his life to experiments in wireless communication, and was awarded with the Nobel prize in 1909. Vintage ma
No Online Bidding For This LotEstimate : 800.00 - 1,000.00
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219 - Elie MetchnikoffRR Auction
Russian biologist and zoologist (1845-1916) best known for his pioneering research into the immune system for which he was awarded the 1908 Nobel Priz
No Online Bidding For This LotEstimate : 800.00 - 1,000.00
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220 - Louis PasteurRR Auction
ALS in French, signed “L. Pasteur,” three pages on two adjoining sheets, 5.25 x 8, August 18, no year. Letter to his assistant Eugene Maillot, in part
No Online Bidding For This LotEstimate : 1,500.00 - 2,000.00
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