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Weller, Thomas Huckle

(Encyclopedia)Weller, Thomas Huckle, 1915–2008, American microbiologist and physician, b. Ann Arbor, Mich., B.A. Univ. of Michigan, 1936, M.D. Harvard, 1940. In 1936 he began teaching at Harvard, and as a special...

Du Pont de Nemours, Pierre Samuel

(Encyclopedia)Du Pont de Nemours, Pierre Samuel pyĕr sämüĕlˈ dü pôN də nəmo͞orˈ [key], 1739–1817, French economist, one of the physiocrats. Early in his career he attracted the attention of François Q...

Kenner

(Encyclopedia)Kenner, city (1990 pop. 72,033), Jefferson parish, SE La., a suburb of New Orleans; inc. 1952. Kenner has grown since the 1970s into an area of moderate- to upper-income housing developments. The city...

Monroe, James

(Encyclopedia)Monroe, James, 1758–1831, 5th President of the United States (1817–25), b. Westmoreland co., Va. In 1816 Monroe obtained the presidential nomination and was easily elected. During his first admi...

Burr, Aaron

(Encyclopedia)Burr, Aaron, 1756–1836, American political leader, b. Newark, N.J., grad. College of New Jersey (now Princeton). Soon after Hamilton's death, Burr left Washington on a journey to New Orleans, at t...

Lewis and Clark expedition

(Encyclopedia)Lewis and Clark expedition, 1803–6, U.S. expedition that explored the territory of the Louisiana Purchase and the country beyond as far as the Pacific Ocean. The men were gathered and in the winte...

Gross, Samuel David

(Encyclopedia)Gross, Samuel David, 1805–84, American surgeon, b. near Easton, Pa., M.D. Jefferson Medical College, Philadelphia, 1828. He taught at the medical colleges of several universities and at Jefferson fr...

Alien and Sedition Acts

(Encyclopedia)Alien and Sedition Acts, 1798, four laws enacted by the Federalist-controlled U.S. Congress, allegedly in response to the hostile actions of the French Revolutionary government on the seas and in the ...

Ledyard, John

(Encyclopedia)Ledyard, John lĕdˈyərd [key], 1751–89, American adventurer, b. Groton, Conn. He studied at Dartmouth for year, but left college to ship as a sailor. In 1776 he joined Capt. James Cook's last expe...

Dearborn, Henry

(Encyclopedia)Dearborn, Henry, 1751–1829, American general and cabinet member, b. Hampton, N.H. He was a physician and became a captain of militia. When the American Revolution broke out, he led his company in th...