SCIENCE AND MEDICINE - PERROT Roger de (1826 - 1969) - Autograph letter signed

ALS in English, signed “Lafayette,” one page, 6 x 7.75, April 27, 1832. Handwritten letter to Mr. Carr, in full: "I beg you to accept my Hearty farewell and good wishes in your consular st

Roger Sherman autograph letter signed ("Roger Sherman"). One page, 7" x 9.25", Philadelphia, [Pennsylvania]; February 25, 1791.

Johann Kalb autograph letter signed ("Baron de Kalb"). Two pages on one leaf, 6.5" x 8.5", Anderson's Ferry, [Pennsylvania]; September

HEMINGWAY, ERNEST Autograph letter signed. San Francisco de Paula, Cuba: 11 April 1959. A 1 1/4 page autograph letter in blue ink signed "Ernie" on one sheet of Hemingway's Finca Vigia San Francisco d

Charles Armand autograph letter signed ("C Armand: Mqs. de la Rouarie"). One page, 7" x 9.25", Philadelphia; March 27, 1783. To &lbra

ALS signed “A. Graham Bell,” one page, 5.25 x 8.25, Clarke Institution for Deaf Mutes letterhead, March 6, 1872. Handwritten letter to Charles Perkins, secretary of the Social Science Asso

[Americana] Clark, William: Autograph Letter, signed Clark, William Autograph Letter, signed St. Louis, September 11, 1826. One sheet folded to make four pages, 9 3/4 x 8 in. (248 x 203 mm). A warm tw

BONAPARTE, NAPOLEON. 1769-1821. Autograph Letter Signed ('Napols') to 'Mon fils' [Eugene de Beauharnais] with extensive, detailed directions of troop movements and outfitting, 2 pp, 4to (215 x 187 mm)

Catherine de Medicis, Queen of France. Three of her four sons became Kings of France. A signed letter, one page, folio. Dated February 1565. The letter is to Monsieur de Matignon, giving him a pep tal

DOUARD CORTS (French 1882-1969) A PAINTING, "Gare de L'est," oil on canvas, signed L/R. 15" x 18". This painting is accompanied by a Letter of Authenticity by David Klein.

Rare ALS signed “Edgar A. Poe,” one page, 7.75 x 9.75, August 24, 1846. Addressed from New York, a handwritten letter to writer Frederick William Thomas, who, from 1841 until 1850, worked

ALS signed “N. Tesla,” four pages on two adjoining sheets, 5.25 x 6.75, personal monogram letterhead, June 14, 1899. Handwritten letter to Rear Admiral Francis J. Higginson by Nikola Tesla

CROCKETT, DAVID. 1786-1836. Autograph Letter Signed ('David Crockett') to James Davison on the heels of his failed 1831 Senate bid, including much commentary on his political philosophy and his disput

ALS as president, signed “Go: Washington,” one page, 6.75 x 8.5, April 8, 1791. Handwritten letter to his nephew George Augustine Washington, penned from Dumfries, Virginia, during his pre

MARION, FRANCIS. 1732-1795. Early Autograph Letter Signed ('Fran. Marion') from the Swamp Fox to General Benjamin Lincoln, from the field, 1 p, 4to (318 x 254 mm), ink on paper, 'Camp at Sheldon' [Sou

Thaddeus Kościuszko autograph letter signed ("Thad: Kosciusko Colo."). One page, 7.75" x 6.25", Fishkill [New York]; Dec

Richard Montgomery autograph letter signed ("R Montgomery"). One page of a bifolium, 7.25" x 9", New York; "Saturday" [circa June 1775]. Add

German mathematician (1845-1918) who created set theory, which has become a fundamental theory in mathematics. Cantor established the importance of one-to-one correspondence between the members of two

Benedict Arnold autograph letter signed ("B. Arnold"). One page of a bifolium, 6.5" x 8.25", Philadelphia; June 8, 1777. Addressed b

LEIBNIZ (GOTTFRIED WILHELM) Autograph letter signed ('Leibniz') to Thomas Burnett ('Monsieur'), in French, thanking him for '...the news you send me of the state of literature as well as of the politi

British archaeologist and Egyptologist (1874-1939) whose discovery of the tomb of Tutankhamun in Egypt's 'Valley of the Kings' proved to be one of the signal events in the history of archa

WASHINGTON CREATES THE SECRET SERVICE. WASHINGTON, GEORGE. 1732-1799. Autograph Letter Signed ('Go Washington') to Captain Caleb Gibbs requesting outfitting during the creation of his Life Guard, 2 pp

OSCAR WILDE (1854-1900) Autograph Letter Signed, to "Dear Mrs. Beringer," offering her daughter a minor role in Lady Windermere's Fan in the event of a vacancy, and considering allowing the Haymarket

Benjamin Rush autograph letter signed ("Benjn. Rush"). Three pages of a bifolium, 7.75" x 13.25", Philadelphia, [Pennsylvania];