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Du Châtelet-Lomont, Gabrielle Émilie le Tonnelier de Breteuil, marquise
(Encyclopedia) Du Châtelet-Lomont, Gabrielle Émilie le Tonnelier de Breteuil, marquiseDu Châtelet-Lomont, Gabrielle Émilie le Tonnelier de Breteuil, marquisegäbrēĕlˈ āmēlēˈ lə tōnəlyāˈ də brətöˈyə…Brewster, Sir David
(Encyclopedia) Brewster, Sir David, 1781–1868, Scottish physicist and natural philosopher. He is noted especially for his research into the polarization of light (the invention of the kaleidoscope…Brock, Sir Isaac
(Encyclopedia) Brock, Sir Isaac, 1769–1812, British general, Canadian hero of the War of 1812. A British army officer, he was sent to Canada in 1802 and was given command (1806) of Upper and Lower…Wistar, Caspar
(Encyclopedia) Wistar, CasparWistar, Casparwĭsˈtər [key], 1761–1818, American physician, b. Philadelphia, M.D. Univ. of Edinburgh, 1786; grandson of Caspar Wistar (1696–1752), early Pennsylvania…William II, king of Sicily
(Encyclopedia) William II (William the Good), c.1153–1189, king of Sicily (1166–89), son and successor of William I. He married (1177) Joan, daughter of Henry II of England. As an ally of Pope…Norristown
(Encyclopedia) Norristown, borough (1990 pop. 30,749), seat of Montgomery co., SE Pa., on the Schuylkill River; settled c.1712, laid out 1784, inc. 1812. Among its manufactures are textiles, medical…Hecker, Isaac Thomas
(Encyclopedia) Hecker, Isaac Thomas, 1819–88, American Roman Catholic priest, founder of the Paulist Fathers; son of Prussian immigrants. Feeling the general discontent of his day in the dying…Newton, Sir Isaac
(Encyclopedia) Newton, Sir Isaac, 1642–1727, English mathematician and natural philosopher (physicist), who is considered by many the greatest scientist that ever lived. Newton was his…Stevens, Isaac Ingalls
(Encyclopedia) Stevens, Isaac Ingalls, 1818–62, American army engineer, territorial governor, and Union general in the Civil War, b. North Andover (then part of Andover), Mass., grad. West Point,…Constantinus Africanus
(Encyclopedia) Constantinus AfricanusConstantinus Africanuskŏnˌstəntīˈnəs ăfrĭkāˈnəs [key], c.1010–1087, medical translator and Benedictine monk. The life of Constantinus before his arrival at…