RR Auction: Fine Autograph & Artifact Auction

ALS in German, signed “A. Einstein,” one page both sides, 5.75 x 7.75, December 12, 1914. Letter to his first wife Mileva Maric, shortly after their s

Crisp ink signature, “A. Einstein,” on an off-white 4 x 2.5 folded slip. In fine condition, with a vertical fold to right of signature, and faint over

Wonderful DS in German, signed “A. Einstein,” one page, 8.25 x 11.25, December 18, 1929. Document headed (translated) “Federation for the introduction

TLS in German, signed “A. Einstein,” one page, 8.5 x 11, February 4, 1934. Untranslated letter to the B’nai B’rith Lodge in Detroit in which Einstein

Austro-Hungarian physicist (1848–1919) known for his work on gravitation and surface tension. Untranslated printed DS in Hungarian, signed “Eotvos,” o

Scottish bacteriologist (1881–1955) who shared the 1945 Nobel Prize in Medicine for his role in the discovery and isolation of penicillin. Vintage mat

British surgeon (1827–1912) who innovated the practice of sterile surgery, one of the most important medical advances of the day. ALS, one page both s

Large archive of 31 letters by Marconi, including eight ALSs totaling 41 pages and 23 TLSs totaling 36 pages, dated between 1902 and 1909. Nearly all

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

Brilliant American physicist (1904–1967) who directed the Institute for Advanced Study in Princeton and who spearheaded the Manhattan Project, leading

Signed book: Etudes sur les Maladies des Vers a Soie [Studies on Diseases of Silk Worms]. Paris: Gauthier-Villars, 1870. Softcover, 6.25 x 9.5, 322 pa

ANS in French, signed “L. P.,” one page on a 3 x 2 card, no date. Brief note, in full (translated): "Thank you. I do not see that too many repl...

Czech anatomist and physiologist (1787–1869) who was one of the most well-known scientists of his time. Partly-printed DS in Czech, signed “Dr. J. Pur

ALS in German, signed “A. Schweitzer,” one onionskin page, 8.5 x 11, October 20, 1954. Letter to Dr. Austin Smith at the Journal of the American Medic

ALS in German, signed “Freud,” one page, 5.25 x 8.25, personal letterhead, June 10, 1912. Letter to a fellow doctor, in full (translated): "Sim...

ANS in German, signed “Freud,” one page, 5.25 x 3.5, personal letterhead, March 5, 1930. Note on a “Prof. Dr. Freud” card featuring the address of his

French naturalist, mathematician, and author (1707–1788). Vellum manuscript DS in French, signed “Buffon,” four pages on two adjoining sheets, 8.5 x 1

Scottish moral professor and a respected pioneer of political economy (1723–1790) whose magnum opus, The Wealth of Nations, is considered the first mo

Jewish American educator and philanthropist (1781–1869). Corn Exchange Bank check, 6.75 x 2.5, filled out in another hand, payable to Rebecca Gratz fo

Born Bartolomeo Alberto Cappellari (1765-1846), he served as pope from 1831 to 1846. Strongly conservative and traditionalist, he opposed democratic a