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Penrose, Sir Roger

(Encyclopedia)Penrose, Sir Roger, 1931–, British mathematical physicist, Ph.D. Cambridge, 1958. He taught and conducted research at a number of British and American colleges and universities before becoming a pro...

Kearny, Philip

(Encyclopedia)Kearny, Philip kärˈnē [key], 1814–62, Union general in the American Civil War, b. New York City; nephew of Stephen Watts Kearny. After studying law he joined (1837) the army. One of three officer...

Lowry, L. S.

(Encyclopedia)Lowry, L. S. (Laurence Stephen Lowry), 1887–1976, English painter and printmaker, b. Manchester, studied Municipal College of Art (later Manchester Metropolitan Univ.). He is especially known for re...

Lancaster, Burt

(Encyclopedia)Lancaster, Burt (Burton Stephen Lancaster), 1913–94, American film actor, b. New York City. A superb athlete, he began his career as an acrobat. Best known for his roles as a cerebral tough guy, he ...

Ahmed I

(Encyclopedia)Ahmed I äˈmĕd [key], 1589–1617, Ottoman sultan (1603–17), son and successor of Muhammad III to the throne of the Ottoman Empire. The chief event of his reign was the Treaty of Zsitvatorok (1606...

Telesto

(Encyclopedia)Telesto təlĕsˈtō [key], in astronomy, one of the named moons, or natural satellites, of Saturn. Also known as Saturn XIII (or S13), Telesto is an irregularly shaped (nonspherical) body measuring a...

Schongauer, Martin

(Encyclopedia)Schongauer, Martin märˈtēn shōnˈgou-ər [key], 1430–91, German engraver and painter, son of a goldsmith of Colmar, Alsace. Schongauer's only certain painting is Madonna of the Rose Arbor (1473;...

Jefferson, Thomas

(Encyclopedia)Jefferson, Thomas, 1743–1826, 3d President of the United States (1801–9), author of the Declaration of Independence, and apostle of agrarian democracy. After 1809, Jefferson lived in retirem...

Cumberland Gap

(Encyclopedia)Cumberland Gap, natural passage through the Cumberland Mts., near the point where Virginia, Kentucky, and Tennessee meet. The gap was formed by the erosive action of a stream that once flowed there. I...

Clay, Clement Claiborne

(Encyclopedia)Clay, Clement Claiborne, 1816–82, U.S. Senator (1853–61), b. Huntsville, Ala. A legislator and then a judge in his native state, he was twice elected to the U.S. Senate and became an ardent defend...