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screw
(Encyclopedia)screw, simple machine consisting essentially of a solid cylinder, usually of metal, around which an inclined plane winds spirally, either clockwise or counterclockwise. It is used to fasten one object...Maclaine, Shirley
(Encyclopedia) Maclaine, Shirley, 1934- , American actress and author, b. Richmond, Va., as Shirley MacLean Beaty. Maclaine’s father held various jobs in education...Dole, Bob
(Encyclopedia)Dole, Bob (Robert Joseph Dole), 1923–2021, American political leader, b. Russell, Ks., Washburn Univ. (B.A. and L.L.D., 1952); husband of Elizabeth Ha...Wolfe, Thomas Clayton
(Encyclopedia)Wolfe, Thomas Clayton, 1900–1938, American novelist, b. Asheville, N.C., grad. Univ. of North Carolina, 1920, M.A. Harvard, 1922. An important 20th-century American novelist, Wolfe wrote four mammot...Sacco-Vanzetti Case
(Encyclopedia)Sacco-Vanzetti Case săkˈō-vănzĕtˈē [key]. On Apr. 15, 1920, a paymaster for a shoe company in South Braintree, Mass., and his guard were shot and killed by two men who escaped with over $15,000...Lawrence, T. E.
(Encyclopedia)Lawrence, T. E. (Thomas Edward Lawrence), 1888–1935, British adventurer, soldier, and scholar, known as Lawrence of Arabia. While a student at Oxford he went on a walking tour of Syria and in 1911 j...muon
(Encyclopedia)muon myo͞oˈŏn [key], elementary particle heavier than an electron but lighter than other particles having nonzero rest mass. The name muon is derived from mu meson, the former name of the particle....mammal
(Encyclopedia)mammal, an animal of the highest class of vertebrates, the Mammalia. The female has mammary glands, which secrete milk for the nourishment of the young after birth. In the majority of mammals the body...Wilder, Thornton Niven
(Encyclopedia)Wilder, Thornton Niven, 1897–1975, American playwright and novelist, b. Madison, Wis., grad. Yale (B.A., 1920), Princeton (M.A., 1925). He received most of his early education in China, where his fa...protective coloration
(Encyclopedia)protective coloration, coloration or color pattern of an animal that affords it protection from observation either by its predators or by its prey. The most widespread form of protective coloration is...Browse by Subject
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