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Bowdoin, James

(Encyclopedia)Bowdoin, James bōˈdən [key], 1726–90, American political leader, b. Boston. He was elected to the Massachusetts General Court in 1753 and served until 1774. Illness prevented him (1774) from taki...

paleomagnetism

(Encyclopedia)paleomagnetism, study of the intensity and orientation of the earth's magnetic field as preserved in the magnetic orientation of certain minerals found in rocks formed throughout geologic time. Paleom...

Pacific Ocean

(Encyclopedia)CE5 Pacific Ocean, largest and deepest ocean, c.70,000,000 sq mi (181,300,000 sq km), occupying about one third of the earth's surface; named by the explorer Ferdinand Magellan; the southern part i...

Newburgh

(Encyclopedia)Newburgh no͞oˈbərg, nyo͞oˈ– [key], city (1990 pop. 26,454), Orange co., SE N.Y., on the west bank of the Hudson River, opposite Beacon; settled 1709 by Palatine Germans, inc. 1800. The city has...

McHenry, James

(Encyclopedia)McHenry, James, 1753–1816, American political leader, b. Ireland. He emigrated to Philadelphia in 1771 and, after studying medicine under Benjamin Rush, served as a surgeon in the Continental Army i...

Gray, Robert

(Encyclopedia)Gray, Robert, 1755–1806, American sea captain, discoverer of the Columbia River, b. Tiverton, R.I. He probably served in the Continental navy in the American Revolution. In 1787 he and Capt. John Ke...

United States, Great Seal of the

(Encyclopedia)United States, Great Seal of the, official impression that validates a United States government document. It was adopted by the Continental Congress in 1782 and, with only minor changes in the design,...

Putnam, Israel

(Encyclopedia)Putnam, Israel, 1718–90, American Revolutionary general, b. Salem (now Danvers), Mass. A farmer at Pomfret, Conn., he fought in the French and Indian Wars, seeing action at Montreal (1760) and at Ha...

Paine, Robert Treat

(Encyclopedia)Paine, Robert Treat, 1731–1814, political figure in the American Revolution, signer of the Declaration of Independence, b. Boston, Mass. He served briefly as a chaplain in the French and Indian War ...

Gadsden, Christopher

(Encyclopedia)Gadsden, Christopher gădzˈdən [key], 1724–1805, American Revolutionary leader, b. Charleston, S.C., educated in England. He returned to Charleston (1746) and became a wealthy merchant. At the Sta...