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phosphorus

(Encyclopedia)phosphorus fŏsˈfərəs [key] [Gr.,=light-bearing], nonmetallic chemical element; symbol P; at. no. 15; at. wt. 30.97376; m.p. 44.1℃; b.p. about 280℃; sp. gr. 1.82 at 20℃; valence −3, +3, or ...

Lancaster, Joseph

(Encyclopedia)Lancaster, Joseph, 1778–1838, English educator. In 1801 he founded a free elementary school, using a type of monitorial system for which he acknowledged his debt to Andrew Bell. The Royal Lancasteri...

Ardern, Jacinda Kate Laurell

(Encyclopedia)Ardern, Jacinda Kate Laurell, 1980–, New Zealand political leader. A member of the Labor party, she worked for Prime Minister Helen Clark and for British prime minister Tony Blair and also was elect...

McLean, John

(Encyclopedia)McLean, John məklānˈ [key], 1785–1861, American political figure and jurist, b. Morris co., N.J. His family moved to Ohio, where he studied law, was admitted (1807) to the bar, and practiced in L...

Lyric Opera of Chicago

(Encyclopedia)Lyric Opera of Chicago, opera company founded 1954 as the Lyric Theatre of Chicago; it was renamed prior to its 1956 season. The company performs at the ornate Lyric Opera House, formerly the Civic Op...

Daschle, Tom

(Encyclopedia)Daschle, Tom (Thomas Andrew Daschle) dăshˈəl [key], 1947–, U.S. senator from South Dakota (1987–2005), b. Aberdeen, S.Dak. A Democrat, he was elected to the U.S. House of Representatives in 197...

Eccles, Sir John Carew

(Encyclopedia)Eccles, Sir John Carew kârˈē, ĕkˈəlz [key], 1903–97, Australian neurophysiologist. He was educated at the Univ. of Melbourne and at Magdalene College, Oxford. He was director (1937–44) of th...

Hart, Albert Bushnell

(Encyclopedia)Hart, Albert Bushnell, 1854–1943, American historian, b. Clarksville, Greene co., Pa. He began teaching history at Harvard in 1883, became a full professor in 1897, and from 1910 until his retiremen...

Hall, Donald

(Encyclopedia)Hall, Donald (Donald Andrew Hall, Jr.), 1928–2018, American poet, b. New Haven, Conn., grad. Harvard (B.A., 1951), Oxford (1953). He published more than 50 books, ranging from poetry, short stories,...

Pittsburgh Symphony Orchestra

(Encyclopedia)Pittsburgh Symphony Orchestra, founded in 1895, gave its first concert the following year under the direction of Frederic Archer. Victor Herbert was the chief conductor from 1898 to 1904; he was succe...
 

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