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Wheatstone, Sir Charles

(Encyclopedia)Wheatstone, Sir Charles hwētˈstōn, –stən [key], 1802–75, English physicist and inventor. He was professor at King's College, London, from 1834. A pioneer in telegraphy, he was coinventor with ...

Pinski, David

(Encyclopedia)Pinski, David pĭnˈskē [key], 1872–1959, Yiddish dramatist and novelist, b. Russia. He wrote stories and plays in Yiddish about the ghetto and assisted in editing a Yiddish periodical in Moscow. A...

Siemens, Ernst Werner von

(Encyclopedia)Siemens, Ernst Werner von ĕrnst vĕrˈnər fən zēˈməns [key], 1816–92, German electrical engineer and inventor. He was a founder and director of Siemens and Halske, a firm that made electrical ...

Rhazes

(Encyclopedia)Rhazes rāˈsĭs, –zĭs [key], 860–932, Persian physician. He was chief physician at the Baghdad hospital. An observant clinician, he formulated the first known description of smallpox as distingu...

Lowell, James Russell

(Encyclopedia)Lowell, James Russell, 1819–91, American poet, critic, and editor, b. Cambridge, Mass. He was influential in revitalizing the intellectual life of New England in the mid-19th cent. Educated at Harva...

news agency

(Encyclopedia)news agency, local, national, international, or technical organization that gathers and distributes news, usually for newspapers, periodicals, and broadcasters. From 1915 until the 1940s, news age...

Dreyer, Johan Ludwig Emil

(Encyclopedia)Dreyer, Johan Ludwig Emil yōˈhän lo͝otˈvĭkh āˈmēl [key], 1852–1926, Danish astronomer, b. Copenhagen, who worked in Great Britain. He was assistant astronomer at the earl of Rosse's observa...

Engelmann, George

(Encyclopedia)Engelmann, George ĕngˈəlmən [key], 1809–84, American physician and botanist, b. Frankfurt-am-Main, Germany, educated at the universities of Heidelberg and Würzburg (M.D., 1831). Emigrating to A...

Ferrar, Nicholas

(Encyclopedia)Ferrar, Nicholas fĕrˈər [key], 1592–1637, English theologian. He was associated (1618–23) with the Virginia Company and, with his brother John, played a notable role in its affairs. He retired ...

Horton, George Moses

(Encyclopedia)Horton, George Moses, c.1797–c.1883, African-American writer, b. near Raleigh, N.C. Born into slavery, he worked as a handyman at the Univ. of North Carolina in Chapel Hill, where he began writing a...