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Pond, Peter

(Encyclopedia)Pond, Peter, 1740–1807, American fur trader and explorer of the Old Northwest, b. Milford, Conn. He served in the French and Indian War and in 1765 became a western trader from Detroit. He later rem...

Pontine Marshes

(Encyclopedia)Pontine Marshes pŏnˈtēn, –tīn [key], Ital. Pontina, low-lying region, c.300 sq mi (780 sq km), in S Latium, central Italy, between the Tyrrhenian Sea and the Apennine foothills; it is crossed by...

Prendergast, Maurice Brazil

(Encyclopedia)Prendergast, Maurice Brazil, 1859–1924, American painter, b. St. John's, N.L., Canada, educated in Boston. In 1886 he worked his way to Europe on a cattle boat and studied in Paris at Julian's and a...

Babcock, Stephen Moulton

(Encyclopedia)Babcock, Stephen Moulton mōlˈtən băbˈkŏk [key], 1843–1931, American agricultural chemist, b. Bridgewater, N.Y., grad. Tufts College (B.A., 1866), Univ. of Göttingen, Germany (Ph.D., 1879). He...

Reynaud, Paul

(Encyclopedia)Reynaud, Paul pōl rānōˈ [key], 1878–1966, French statesman and lawyer. He held several cabinet posts, and after Nov., 1938, as minister of finance in the cabinet of Édouard Daladier, he pursued...

Ratcliffe, Sir Peter John

(Encyclopedia)Ratcliffe, Sir Peter John, 1954–, British cellular and molecular biologist, M.D., Cambridge, 1987. He has been a researcher at Oxford since 1987. Ratcliffe, along with William Kaelin and Gregg Semen...

rheostat

(Encyclopedia)rheostat rēˈəstătˌ [key], device whose resistance to electric current depends on the position of some mechanical element or control in the device. Typically a rheostat consists of a resistance el...

parchment

(Encyclopedia)parchment, untanned skins of animals, especially of the sheep, calf, and goat, prepared for use as a writing material. The name is a corruption of Pergamum, the ancient city of Asia Minor where prepar...

Orléans, Henri Philippe Marie, prince d'

(Encyclopedia)Orléans, Henri Philippe Marie, prince d' dôrlāäNˈ [key], 1867–1901, French explorer and author, b. England; son of Robert, duke of Chartres. After a journey (1889) from Siberia to Siam, by way...

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