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Hamilton, Sir William Rowan

(Encyclopedia)Hamilton, Sir William Rowan, 1805–65, Irish mathematician and astronomer, b. Dublin. A child prodigy, he had mastered 13 languages by the age of 13 and was still an undergraduate when he became prof...

Harold III

(Encyclopedia)Harold III or Harold Hardrada härdräˈdə [key], Norse Harald Harðráði [Harold stern council], d. 1066, king of Norway (1046–66), half-brother of Olaf II. After Olaf's defeat (1030), Harold wen...

Fort Donelson

(Encyclopedia)Fort Donelson dŏnˈəlsən [key], Confederate fortification in the Civil War, on the Cumberland River at Dover, Tenn., commanding the river approach to Nashville, Tenn. After capturing Fort Henry, on...

Johnson, James Weldon

(Encyclopedia)Johnson, James Weldon, 1871–1938, American author, b. Jacksonville, Fla., educated at Atlanta Univ. (B.A., 1894) and at Columbia. Johnson was the first African American to be admitted to the Florida...

Murnane, Gerald

(Encyclopedia)Murnane, Gerald, 1939–, Australian writer, B.A. Univ. of Melbourne, 1969. His first two novels, Tamarisk Row (1974) and A Lifetime on Clouds (1976), are semiautobiographical recollections of his ear...

Nicol prism

(Encyclopedia)Nicol prism nĭkˈəl [key], optical device invented (1828) by William Nicol of Edinburgh. It consists essentially of a crystal of calcite, or Iceland spar, that is cut at an angle into two equal piec...

McCloskey, Robert

(Encyclopedia)McCloskey, Robert (John Robert McCloskey) məklŏˈskē [key], 1914–2003, American writer and illustrator of children's books, b. Hamilton, Ohio. He studied at the Vesper George Art School, Boston, ...

McClure, Sir Robert John Le Mesurier

(Encyclopedia)McClure, Sir Robert John Le Mesurier, 1807–73, British arctic explorer. He entered the navy and in 1848 accompanied Sir James Clark Ross to the arctic. As a naval captain he was given command (1850)...

Maine, Sir Henry James Sumner

(Encyclopedia)Maine, Sir Henry James Sumner, 1822–88, English jurist and historian, educated at Cambridge. A pioneer in the historical and comparative study of institutions, he viewed the history of laws as the m...

Lincoln, city and district, England

(Encyclopedia)Lincoln, city and district (1991 pop. 79,980), county seat of Lincolnshire, E England, in the Parts of Kesteven, on the Witham River. Located at the junction of the Roman Fosse Way and Ermine Street, ...