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Monge, Gaspard, comte de Péluse

(Encyclopedia)Monge, Gaspard, comte de Péluse gäspärˈ môNzh kôNt də pālüzˈ [key], 1746–1818, French mathematician, physicist, and public official. He was distinguished for his geometrical research, whic...

Lamont, Thomas William

(Encyclopedia)Lamont, Thomas William ləmŏntˈ [key], 1870–1948, American banker, b. Claverack, N.Y., grad. Harvard, 1892. Lamont entered (1903) the banking business in New York City and by 1911 was a partner of...

Lanier, Sidney

(Encyclopedia)Lanier, Sidney lənērˈ [key], 1842–81, American poet and musician, b. Macon, Ga., grad. Oglethorpe College 1860. His first work, the novel Tiger-Lilies (1867), was based on his experiences as a Co...

Lansing, John

(Encyclopedia)Lansing, John, 1754–1829?, American political leader and jurist, b. Albany, N.Y. He served as military secretary to Gen. Philip J. Schuyler in the American Revolution and later became a prominent la...

Lehn, Jean-Marie

(Encyclopedia)Lehn, Jean-Marie zhäNˈ-märēˈ lĕN [key], 1939–, French chemist, Ph.D. Univ. of Strasbourg, 1963. A professor at Louis Pasteur Univ. (1970–78) and the Collège de France (1979–), Lehn did gr...

Banting, Sir Frederick Grant

(Encyclopedia)Banting, Sir Frederick Grant, 1891–1941, Canadian physician, M.D. Univ. of Toronto, 1922. From 1923 he was professor of medical research at Toronto. Working with C. H. Best under the direction of J....

Roger I

(Encyclopedia)Roger I (Roger Guiscard), c.1031–1101, Norman conqueror of Sicily; son of Tancred de Hauteville (see Normans). He went to Italy in 1058 to join his brother, Robert Guiscard, in conquering Apulia and...

Cresap, Michael

(Encyclopedia)Cresap, Michael krēˈsăp [key], 1742–75, American frontiersman and soldier, b. Allegany co., Md. A Native American fighter, he was accused by Thomas Jefferson and others of massacring the family o...

Crookes, Sir William

(Encyclopedia)Crookes, Sir William, 1832–1919, English chemist and physicist. After serving at the Radcliffe Observatory, Oxford, and teaching chemistry at Chester Training College, he retired to work in his own ...

Crookes tube

(Encyclopedia)Crookes tube, device invented by Sir William Crookes (c.1875) consisting essentially of a sealed glass tube from which nearly all the air has been removed and through the walls of which are passed two...