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Kamen, Martin David

(Encyclopedia)Kamen, Martin David kāˈmən [key], 1913–2002, American biochemist, b. Toronto, Canada, grad. Univ. of Chicago (B.S., Ph.D. 1937). He discovered carbon-14, the radioactive isotope of carbon used to...

Kaunda, Kenneth David

(Encyclopedia)Kaunda, Kenneth David kounˈdə [key], 1924–2021, African political leader, president of Zambia ...

Key, David McKendree

(Encyclopedia)Key, David McKendree, 1824–1900, American politician and jurist, b. Greene co., Tenn. He practiced law in Chattanooga, Tenn., from 1853 to 1870, except during the Civil War, when he was an officer i...

Hill, David Bennett

(Encyclopedia)Hill, David Bennett, 1843–1910, American politician, b. Montour Falls, N.Y. He entered law and politics, becoming the upstate boss of the Democratic party in New York. He served as state legislator ...

Hill, David Octavius

(Encyclopedia)Hill, David Octavius, 1802–70, and Robert Adamson, 1821–48, Scottish pioneer photographers. Hill was a painter of romantic Scottish landscapes. In 1843 he was commissioned to make a group portrait...

Hogarth, David George

(Encyclopedia)Hogarth, David George hōˈgärth [key], 1862–1927, English archaeologist, keeper (1909–27) of the Ashmolean Museum, Oxford. He explored and excavated (1887–1907) in Cyprus, Crete, Egypt, Syria,...

Hare, Sir David

(Encyclopedia)Hare, Sir David, 1947–, British playwright. Hare is a prominent member of the British theatrical left. A founder of the Portable Theatre and the Joint Stock, he became resident dramatist at the Roya...

Gunnlaugsson, Sigmundur Davíð

(Encyclopedia)Gunnlaugsson, Sigmundur Davíð, 1975–, Icelandic political leader. He worked as a journalist and comedian for Iceland's national radio before he joined the conservative Progressive party and entere...

Gregg, David McMurtie

(Encyclopedia)Gregg, David McMurtie, 1833–1916, Union general in the Civil War, b. Huntingdon, Pa., grad. West Point, 1855. Gregg served with the cavalry of the Army of the Potomac and was particularly distinguis...

Gross, David Jonathan

(Encyclopedia)Gross, David Jonathan, 1941–, American particle physicist, b. Washington, D.C., Ph.D. Univ. of California, Berkeley, 1966. Gross was a professor at Princeton from 1969 to 1997, when he joined the fa...