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Hadley, John

(Encyclopedia)Hadley, John, 1682–1744, English instrument maker. An optician by trade, Hadley built reflecting telescopes, based on Newton's model, that had greater resolution than the cumbersome refractors then ...

Barrow, Isaac

(Encyclopedia)Barrow, Isaac, 1630–77, English mathematician and theologian. His method of finding tangents prefigured the differential calculus developed by Isaac Newton. He was professor of mathematics at Cambri...

Bingham, Hiram, 1831–1908, American Congregationalist missionary

(Encyclopedia)Bingham, Hiram, 1831–1908, American Congregationalist missionary, b. Honolulu; son of Hiram Bingham (1789–1869). In 1857 he founded a mission on Abaiang in the Gilbert Islands (now part of Kiribat...

Phillips Academy

(Encyclopedia)Phillips Academy, at Andover, Mass.; college preparatory boarding and day school; opened 1778, chartered 1780 by Samuel Phillips. Founded for boys, it is the oldest incorporated academy in the United ...

Sullivan, Sir Arthur Seymour

(Encyclopedia)Sullivan, Sir Arthur Seymour, 1842–1900, English composer, famous for a series of brilliant comic operas written in collaboration with the librettist W. S. Gilbert. As a boy he sang in the choir of ...

Banaba

(Encyclopedia)Banaba bənäˈbə [key] or Ocean Island, island, 2.2 sq mi (5.7 sq km), central Pacific, in ...

Maclaurin, Colin

(Encyclopedia)Maclaurin, Colin məklôrˈĭn, –lärˈĭn [key], 1698–1746, Scottish mathematician and natural philosopher, one of the greatest mathematicians of his time. He was professor at Aberdeen and from 1...

More, Henry

(Encyclopedia)More, Henry, 1614–87, English philosopher, one of the foremost representatives of the school of Cambridge Platonists. His writings emphasized the mystical and theosophic phases of that philosophy, a...

Black Panthers

(Encyclopedia)Black Panthers, U.S. African-American militant party, founded (1966) in Oakland, Calif., by Huey P. Newton and Bobby Seale. Originally aimed at armed self-defense against the local police, the party g...

Du Châtelet-Lomont, Gabrielle Émilie le Tonnelier de Breteuil, marquise

(Encyclopedia)Du Châtelet-Lomont, Gabrielle Émilie le Tonnelier de Breteuil, marquise gäbrēĕlˈ āmēlēˈ lə tōnəlyāˈ də brətöˈyə märkēzˈ dü shätəlāˈ-lōmōNˈ [key], 1706–49, French mathe...