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Hill, Sir Rowland

(Encyclopedia)Hill, Sir Rowland, 1795–1879, English educator, inventor, and postal reformer. He introduced the system of self-government in his school at Hazelwood in Birmingham. In his Plans for the Government a...

Hopkins, Samuel

(Encyclopedia)Hopkins, Samuel, 1721–1803, American clergyman and theologian, b. Waterbury, Conn., grad. Yale, 1741. He was a leading disciple of Jonathan Edwards, whose theology was the foundation for his own sys...

Eaton, Dorman Bridgman

(Encyclopedia)Eaton, Dorman Bridgman, 1823–99, American reformer, b. Hardwick, Vt. He was a law partner of William Kent in New York City. His major interests were reform in municipal administration and abolition ...

Savannah, city, United States

(Encyclopedia)Savannah, city (1990 pop. 137,560), seat of Chatham co., SE Ga., a port of entry on the Savannah River near its mouth; inc. 1789. A rail, fishing, and industrial center, it is a leading southern port ...

Cossacks

(Encyclopedia)Cossacks kŏsˈăks, –əks [key], Rus. Kazaki, Ukr. Kozaky, peasant-soldiers in Ukraine and in several regions of Russia who, until 1918, held certain privileges in return for rendering military ser...

vapor pressure

(Encyclopedia)vapor pressure, pressure exerted by a vapor that is in equilibrium with its liquid. A liquid standing in a sealed beaker is actually a dynamic system: some molecules of the liquid are evaporating to f...

Gulag

(Encyclopedia)Gulag, system of forced-labor prison camps in the USSR, from the Russian acronym [GULag] for the Main Directorate of Corrective Labor Camps, a department of the Soviet secret police (originally the Ch...

Laban, Rudolf von

(Encyclopedia)Laban, Rudolf von fôn läbˈän [key], 1879–1958, Slovakian dancer, choreographer, and dance theorist. After studying in Paris and performing in N Africa, Germany, and Austria, he founded (1910) a ...

Torvalds, Linus Benedict

(Encyclopedia)Torvalds, Linus Benedict, 1969–, Finnish-American computer software engineer. A member of Finland's Swedish-speaking minority, he attended the Univ. of Helsinki (M.S., 1996), where he also taught. I...

pound

(Encyclopedia)pound, abbr. lb, unit of either mass or force in the customary system of English units of measurement. Two different pounds of mass are defined, one in the avoirdupois system of units and one in the T...