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John II, king of Aragón and Sicily

(Encyclopedia)John II, 1397–1479, king of Aragón and Sicily (1458–79), king of Navarre (1425–79), count of Barcelona. He succeeded his brother, Alfonso V, in Aragón, Catalonia, and Sicily and became king of...

Astor, John Jacob, 1864–1912, American financier

(Encyclopedia)Astor, John Jacob, 1864–1912, American financier, b. Rhinebeck, N.Y.; son of William Backhouse Astor (1829–92). He served in the Spanish-American War. Drowned in the Titanic disaster, he left two ...

Henry III, Spanish king of Castile and León

(Encyclopedia)Henry III, 1379–1406, Spanish king of Castile and León (1390–1406), son and successor of John I. His marriage (1388) to Catherine, daughter of John of Gaunt, ended a long dynastic conflict. Henry...

Bronk, Detlev Wulf

(Encyclopedia)Bronk, Detlev Wulf dĕtˈləf, brŏngk [key], 1897–1975, American biologist and administrator, b. New York City, grad. Swarthmore College (B.A., 1920), Ph.D. Univ. of Michigan, 1926. He was professo...

Theodore II , Byzantine emperor of Nicaea

(Encyclopedia)Theodore II (Theodore Lascaris), 1222–58, Byzantine emperor of Nicaea (1254–58), son and successor of John III. He fought the Bulgarians and temporarily regained parts of Thrace. He made Nicaea a ...

Welch, William Henry

(Encyclopedia)Welch, William Henry, 1850–1934, American pathologist, b. Norfolk, Conn., grad. Yale (B.A., 1870), M.D. College of Physicians and Surgeons (now part of Columbia Univ., 1875). After studying abroad h...

John I, Spanish king of Castile and León

(Encyclopedia)John I, 1358–90, Spanish king of Castile and León (1379–90), son and successor of Henry II. He tried unsuccessfully to unite the Portuguese and Castilian crowns but was twice defeated by the Port...

Moore, Stanford

(Encyclopedia)Moore, Stanford, 1913–82, American biochemist, b. Chicago, Ph.D. Univ. of Wisconsin, Madison, 1938. Moore joined the faculty at the Rockefeller Institute for Medical Research (now Rockefeller Univ.)...

Margaret Maultasch

(Encyclopedia)Margaret Maultasch moulˈtäsh [key] [Ger.,=pocket mouth], 1318–69, countess of Tyrol, called the Ugly Duchess, probably because of her unattractive appearance, especially her mouth. When Margaret's...

Dubos, René Jules

(Encyclopedia)Dubos, René Jules rənāˈ zhül dübōˈ [key], 1901–82, American bacteriologist, b. France, Ph.D. Rutgers, 1927. He joined the Rockefeller Institute (now Rockefeller Univ.) in 1927 and became pro...