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hydraulic machine

(Encyclopedia) CE5 Hydraulic pressure: In any hydraulic device the pressure exerted by one piston is transmitted throughout the fluid. Since pressure equals force divided by area, a small force (F1) exerted on a ...

Macpherson, James

(Encyclopedia)Macpherson, James, 1736–96, Scottish author. Educated at Aberdeen and Edinburgh, he spent his early years as a schoolmaster. In later life he held a colonial secretaryship in West Florida (1764–66...

Livingstone, Ken

(Encyclopedia)Livingstone, Ken, 1945–, British politician. Elected to the Greater London Council (GLC) in 1973 as a Labour member, he became GLC leader in 1981. His use of the local office to promote leftist poli...

Singleton, Benjamin

(Encyclopedia)Singleton, Benjamin, c. 1809–c. 1900, African-American leader of post–Civil War black resettlement in the West, b. Davidson co. (now coextensive with Nashville), Tenn. He escaped slavery in 1846, ...

Cowley, Abraham

(Encyclopedia)Cowley, Abraham ko͞oˈlē, kouˈ– [key], 1618–67, one of the English metaphysical poets. He published his first volume of verse, Poetical Blossoms (1633), when he was 15. While a student at Cambr...

Cornell University

(Encyclopedia)Cornell University, mainly at Ithaca, N.Y.; with land-grant, state, and private support; coeducational; chartered 1865, opened 1868. It was named for Ezra Cornell, who donated $500,000 and a tract of ...

Gascoigne, George

(Encyclopedia)Gascoigne, George găskoinˈ [key], c.1539–1577, English author, a pioneer in various fields of English literature. A reckless, dissipated youth, he left Cambridge without a degree to study law, but...

Goldberg, Arthur

(Encyclopedia)Goldberg, Arthur, 1908–90, American labor lawyer and jurist, associate justice of the U.S. Supreme Court (1962–65), b. Chicago. He received his law degree from Northwestern Univ. in 1929. A corpor...

Bozeman, John M.

(Encyclopedia)Bozeman, John M. bōzˈmən [key], 1835–67, American pioneer. A Georgian, he went to the gold fields of Colorado (1861) and Montana (1862). In the winter of 1862–63 he traveled with a companion fr...
 

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