Columbia Encyclopedia

(Encyclopedia) spontaneous combustion, phenomenon in which a substance unexpectedly bursts into flame without apparent cause. In ordinary combustion, a substance is deliberately heated to its ignition point to make ...

(Encyclopedia) John II (John the Perfect), 1455–95, king of Portugal (1481–95), son and successor of Alfonso V. He was an astute politician and statesman and a patron of Renaissance art and learning. He reduced ...

(Encyclopedia) Chandos, Sir John shănˈdŏs, chănˈ– [key], d. 1370, English soldier and administrator of English territories in France. A friend of Edward the Black Prince, he won distinction in the Hundred Yea...

(Encyclopedia) Magruder, John Bankhead məgro͞oˈdər [key], 1810–71, Confederate general in the American Civil War, b. Winchester, Va. His reckless daring in the Mexican War won him quick promotion in the army. ...

(Encyclopedia) Oldcastle, Sir John, 1378?–1417, English leader of Lollardry. He married the heiress of Lord Cobham in 1408 and was known as “the good Lord Cobham.” Under the rule of Henry IV he performed valua...

(Encyclopedia) Marmaduke, John Sappington märˈmədo͞okˌ [key], 1833–87, Confederate general in the American Civil War, b. Arrow Rock, Mo. He served in the expedition against the Mormons and in Western army pos...

(Encyclopedia) Barrow, Sir John, 1764–1848, British geographer, promoter of arctic exploration. His early travels as secretary to Earl Macartney (who was ambassador to China and governor of the Cape of Good Hope c...

(Encyclopedia) Dowie, John Alexander douˈē [key], 1847–1907, founder of the Christian Catholic Church, b. Scotland. He emigrated (1860) to Australia, where he was ordained as a Congregational minister. Dowie's t...

(Encyclopedia) Crittenden, John Jordan, 1787–1863, U.S. public official, b. Woodford co., Ky. A Kentucky legislator (1811–17), Crittenden entered the U.S. Senate (1817–19) but resigned to resume state offices....

(Encyclopedia) Jameson, John Franklin, 1859–1937, American historian, b. Somerville, Mass. After teaching at Johns Hopkins, Brown, and the Univ. of Chicago he was director (1905–28) of the department of historic...