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Kearny, Lawrence

(Encyclopedia)Kearny, Lawrence kärˈnē [key], 1789–1868, American naval officer, b. Perth Amboy, N.J.; cousin of Stephen Watts Kearny. He became a midshipman in 1807, served in the War of 1812, and later saw ac...

Stuart, James

(Encyclopedia)Stuart, James, 1713–88, English architect, archaeologist, and painter. After working his way to Rome in 1742, Stuart accompanied Nicholas Revett on an archaeological expedition to Naples. Under the ...

Spada, Lionello

(Encyclopedia)Spada, Lionello lyōnĕlˈlō späˈdä [key], 1576–1622, Italian painter, active mainly in Emilia. His signature was an L placed across a sword [Ital. spada=sword]. His work shows influence of the ...

Secord, Laura (Ingersoll)

(Encyclopedia)Secord, Laura (Ingersoll) sēˈkôrd [key], 1775–1868, Canadian heroine of the War of 1812. Born in Massachusetts, she was taken by her parents to Canada after the American Revolution. In 1813 she l...

Donner Party

(Encyclopedia)Donner Party, group of emigrants to California who in the winter of 1846–47 met with one of the most famous tragedies in Western history. The California-bound families were mostly from Illinois and ...

hardening

(Encyclopedia)hardening, in metallurgy, treatment of metals to increase their resistance to penetration. A metal is harder when it has small grains, which result when the metal is cooled rapidly. Sometimes small ar...

parity

(Encyclopedia)parity or space parity, in physics, quantity that refers to the relationship between an object or process and the image that it can produce in a mirror. For example, any right-handed object will produ...

Petraeus, David Howell

(Encyclopedia)Petraeus, David Howell pĕtrāˈəs [key], 1952–, American military officer and government official, b. Cornwall, N.Y., studied West Point (B.S., 1974), U.S. Army Command and General Staff College (...

du Bois, Guy Pène

(Encyclopedia)du Bois, Guy Pène gē pĕn dü bwä [key], 1884–1958, American painter and critic, b. Brooklyn, N.Y.; studied under William Chase and in Paris. In New York City after 1906 he worked as a reporter a...

Cherenkov, Pavel Alekseyevich

(Encyclopedia)Cherenkov, Pavel Alekseyevich päˈvĭl əlyĭksyāˈyəvĭch chərĕngˈkəf [key], 1904–90, Soviet physicist. He shared with the Soviet physicists I. M. Frank and I. Y. Tamm the 1958 Nobel Prize i...