RR Auction: Fine Autograph & Artifact Auction

French physician (1781–1826) who invented the stethoscope in 1816 and pioneered its use for diagnosing chest problems. ALS in French, one page both si

Rare ALS in French, signed “A. Nobel,” one page, 5.25 x 8.5, October 10, 1880. Letter to Alarik Liedbeck, Nobel’s friend and collaborator. In part (tr

Inventor of photographic equipment (1864–1948) who, along with his brother Auguste, developed the cinematographe in 1893, and showed the first motion

Handsome vintage 3.5 x 5.5 postcard portrait of the famed Italian physicist, signed along the bottom in ink, “G. Marconi.” Mounted, matted, and framed

Danish physicist (1777-1851), he discovered the diversion of a magnetic needle by electric current, becoming the founder of the rule of electromagneti

Canadian-born physician and researcher (1849–1919) who was a founding professor of Johns Hopkins Hospital. ALS signed “Wm. Osler,” one page both sides

Immensely influential British mathematician, cryptanalyst, and computer scientist (1912–1954) considered the father of theoretical computer science an

ALS in French, signed “L. Pasteur,” one page, 5.25 x 8, personal monogrammed letterhead, June 30, 1885. Letter to his secretary. In full (translated):

French mathematician, physicist, and philosopher of science (1854–1912) who famously formulated the ‘Poincare Conjecture,’ which went unsolved for nea

ALS signed “Jno. T. Thompson,” one page, 4.75 x 7.75, Springfield Armory letterhead, October 29, 1903. Letter to Albert H. Cole, in full: “I appreciat

Personal calling card, 4 x 2.25, imprinted with Freud's name, titles, and address. In fine condition.

Interesting broadside in Latin issued for Harvard University’s commencement on July 20, 1791, one page, 18 x 22.5, dedicated at the top to Governor Jo

Influential economist (1899–1992) known for his defense of classical liberalism, who shared the Nobel Prize in Economics with Gunnar Myrdal for ‘pione

Untranslated handwritten notes in German, unsigned, one page, 4 x 5.75, no date. In fine condition.

Russian geographer, zoologist, and political theorist (1842–1921) best known for his advocacy of anarchist communism. ALS signed “P. Kropotkin,” one p

Prominent English philosopher and sociologist (1820–1903). ALS, two pages, 7 x 9, May 1, 1879. Letter to E. M. Dixon. In part: “Your letter…which reac

French political thinker and historian (1805–1859) best known for his works Democracy in America and The Old Regime and the Revolution. Untranslated b

Italian priest (1815–1888) who was canonized in 1934 in recognition of his work on behalf of disadvantaged youth. ALS in Italian, signed “Gio. Bosco,”

Catholic writer and mystic (1915–1989) known for his bestselling autobiography The Seven Storey Mountain. Signed book: The Tower of Babel. Limited edi

ALS signed “Newton Russell,” three pages on two adjoining sheets, 12.25 x 7.5, February 1, 1846. In part (spelling and grammar retained): “We expected