RR Auction: Fine Autograph and Artifact Auction Featuring Civil War

German naturalist and explorer (1769–1859) who wrote Kosmos, a massive five-volume study which attempted to unify the various branches of man's ...

Influential Russian-born theoretical physicist and cosmologist (1904–1968) who was a leading advocate of the 'Big Bang' theory. Extremely ra...

Exceptional LS in Swedish, nine pages on five sheets, 8 x 12.75, August 19, 1743. Untranslated letter written on behalf of the "Consistorium Ac...

American artist and inventor (1791–1872) whose development of the telegraph revolutionized worldwide communication. ALS signed “Sam'l F. B. Mors...

Czech anatomist and physiologist (1787–1869) who was one of the most well-known scientists of his time. Rare manuscript DS, in Czech, signed “Purkyne,

Russian chemist and inventor (1834–1907) who formulated the Periodic Law and created a predictive version of the periodic table of elements. Remarkabl

Scottish chemist (1852-1916) who discovered the noble gases and won the 1904 Nobel Prize in Chemistry. ALS, one page both sides, 4.5 x 7, Beechcroft,

Polish-Swiss chemist (1897–1996) awarded the Nobel Prize in Physiology or Medicine in 1950 for his work on hormones of the adrenal cortex which culmin

Soviet agronomist, botanist and geneticist best known for having identified the centers of origin of cultivated plants (1887–1943). Rare ALS in Russia

Fabulous thank-you card sent following his 80th birthday, 6 x 4.75, May 1936, signed in fountain pen, "Freud." The printed text, in German...

Russian geographer, zoologist, and political theorist (1842–1921) best known for his advocacy of anarchist communism. Collection of eighteen ALSs and

Glossy 8 x 10 photo of Mother Teresa and another nun holding a chicken, signed in black felt tip, "God bless you, M. Teresa mc." In fine ...

Signed book: Something Beautiful for God. Later printing. London: Collins/Fount Paperbacks, 1980. Softcover, 4.25 x 7, 156 pages. Signed on a prefator

Pope Benedict XVI's personally-worn white zucchetto skullcap (worn as pope emeritus), measuring 7? in diameter, featuring a light suede white li...

TLS in Hebrew, one page, 6.25 x 8, State of Israel letterhead, February 22, 1956. Letter to Itzhak Tabenkin, a member of the Knesset, Kibbutz Ein-Haro

Statesman, author, orator, political theorist, and philosopher (1729–1797) who, after relocating to England, served for many years in the House of Com

DS in Spanish, signed "Fidel Castro" and "R. Castro Ruz," one page, 8.25 x 12.75, September 13, 1975. An untranslated order conc...

Uncommon glossy 6 x 9.75 photo of Madame Chiang Kai-shek and Chinese statesman Wellington Koo, signed in ink by both, "Mayling Soong Chiang&quo...

Classic matte-finish 3.25 x 4.5 portrait of a serious Churchill in a polka-dot bow tie, affixed to a 4.5 x 6.5 mount, crisply signed on the mount in f

DS, signed “Winston S. Churchill,” one page, 8 x 10, October 1959. A consent to the sale of property, "Title No. LN. 168889, Property—Nos. 7 &a...