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Hearst, George

(Encyclopedia)Hearst, George hûrst [key], 1820–91, American mining magnate, U.S. senator (1886–91), b. Franklin co., Mo. He went to California in 1850 and became a mining prospector and geologist. He successfu...

Kohn, Walter

(Encyclopedia)Kohn, Walter, 1923–2016, American physicist, b. Vienna, Austria, Ph.D. Harvard, 1948. The son of Austrian Jews, he was transported to England in a rescue convoy after Nazi Germany absorbed (1938) Au...

Escalante, Silvestre Vélez de

(Encyclopedia)Escalante, Silvestre Vélez de sēlvāˈstrā vāˈlāth dā āskälänˈtā [key], fl. 1769–79, Spanish explorer in the American Southwest and Far West, a Franciscan missionary. He was in charge of...

Flood, James Clair

(Encyclopedia)Flood, James Clair, 1826–89, American silver magnate, b. New York City. Having been apprenticed to a carriage maker, he left to join the California gold rush in 1849. The following year he returned ...

Urey, Harold Clayton

(Encyclopedia)Urey, Harold Clayton yo͝orˈē [key], 1893–1981, American chemist, b. Walkerton, Ind., grad. Univ. of Montana (B.S., 1917), Ph.D. Univ. of California, 1923. He taught at Johns Hopkins (1924–29), ...

Perlmutter, Saul

(Encyclopedia)Perlmutter, Saul, 1959–, American astrophysicist, b., Champaign-Urbana, Ill., Ph.D. Univ. of California, Berkeley, 1986. He is a researcher at Lawrence Berkeley National Laboratory and a professor a...

Sharpe, William Forsyth

(Encyclopedia)Sharpe, William Forsyth, 1934–, American economist, b. Boston, Mass., Ph.D. Univ. of California, Los Angeles, 1961. After working at the Rand Corporation, he taught at the Univ. of Washington (1961...

Stoneman, George

(Encyclopedia)Stoneman, George, 1822–94, Union general in the American Civil War, b. Busti, N.Y. As commander of Fort Brown, Tex., in Feb., 1861, he refused to obey the order of General Twiggs to surrender to Tex...

commune, in medieval history

(Encyclopedia)commune kômˈyo͞on [key], in medieval history, collective institution that developed in continental Europe after the fall of the Roman Empire. Because of the importance of the commune in municipal g...
 

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