RR Auction: Fine Autograph and Artifact Auction

ALS in German, signed "Einstein," one page both sides, 8.25 x 10.75, September 19, 1932. Letter to his longtime friend Wander Johannes de ...

French mathematician who specialized in celestial mechanics (1811–1877) best known for his part in the discovery of Neptune. ALS in French, signed “U.

American chemist and inventor (1853–1927) best known for several innovations related to explosives, including smokeless gunpowder. Uncommon typed manu

ALS signed "Saml. F. B. Morse," one page both sides, 5.25 x 8, August 4, 1860. Letter to Moses Sperry Beach, former editor and proprietor ...

Rare signed book: Examination of the Telegraphic Apparatus and the Process in Telegraphy. Washington, DC: Government Printing Office, 1869. Softcover,

Signed book: Etudes sur le Vin. First edition. Paris: Victor Mason et Fils, 1866. Beautifully rebound in brown leather and marbled paper, 6.5 x 9.5, 2

ANS in French, signed “L. Pasteur,” one page, 3.75 x 6, October 31, 1893. In full (translated): "From the Institute of France with all its comp...

Russian physiologist (1849–1936) best known for his investigation of conditioned reflex through the use of experiments involving salivating dogs; he w

Astonishing thrice-signed ALS in French, signed "Albert S." and "Albert Schweitzer," three onionskin pages, 8.5 x 11, October 22...

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

Assistant to Alexander Graham Bell remembered as the recipient of the first telephone call (1854–1934). Signed book: The Birth and Babyhood of the Tel

Sought-after fountain pen signature, "Ihr, Freud,” on an off-white 6 x 4.75 appreciation card bearing preprinted German text (translated), &quo...

TLS signed "C. G. Jung," one page, 8 x 5.75, personal letterhead, December 12, 1952. Letter to Clarisse Eggemann, in part: "Thank you...

ALS signed "John Sartain," four pages on two adjoining sheets, 7.75 x 9.75, October 23, 1849. Letter to his sister, Ann Sartain Pratt, in ...

Color satin-finish 5.75 x 8.25 photo of Pope Francis as a cardinal, signed in black felt tip, adding “Archbishop of Buenos Aires,” beneath his signatu

TLS in Polish, signed "Karol Wojtyla," one page on a color 5.75 x 4 postcard depicting a Christmas scene, Christmas 1961. Letter offering ...

TLS in Polish, signed "Card. Karol Wojtyla," one page, 5.75 x 4.25, Easter 1969. In part (translated): "Thank you very much to the Pr...

Scarce circa 1870–1878 ceremonial sword of the Swiss Guard, measuring an overall 39? long, with the dull blade featuring the text "Viva Pio IX&...

Indian yogi and guru (1893–1952) who introduced millions of westerners to the teachings of meditation and Kriya Yoga through his book Autobiography of

Rare partly-printed DS, in Spanish, one page, 8.5 x 12.25, June 20, 1829. As president of Colombia, Bolivar promotes Nicolas Martinez to the position