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Knight, Sarah Kemble
(Encyclopedia)Knight, Sarah Kemble, 1666–1727, American teacher, b. Boston. She was known as Madam Knight in connection with her writing school and her work as a recorder of public documents. Her famous Private J...Morgagni, Giovanni Battista
(Encyclopedia)Morgagni, Giovanni Battista jōvänˈnē bät–tēsˈtä mōrgäˈnyē [key], 1682–1771, Italian anatomist, called the founder of pathologic anatomy. He was professor of anatomy at Padua for 56 yea...echo sounder
(Encyclopedia)echo sounder, an older instrumentation system for indirectly determining ocean floor depth. Echo sounding is based on the principle that water is an excellent medium for the transmission of sound wave...Mackintosh, Sir James
(Encyclopedia)Mackintosh, Sir James, 1765–1832, British writer and public servant, b. Scotland. He was trained as a physician, but after settling (1788) in London he became a writer and lawyer. His Vindiciae Gall...Vare, William Scott
(Encyclopedia)Vare, William Scott, 1867–1934, American political leader, b. Philadelphia. He engaged in machine politics and became (1898) a member of the select council of Philadelphia. He was recorder of deeds ...Cockburn, Sir Alexander James Edmund
(Encyclopedia)Cockburn, Sir Alexander James Edmund, 1802–80, British jurist. He was called to the bar in 1829, and a volume of reports on election cases (1832) brought him into national prominence as a trial lawy...Murphy, Frank
(Encyclopedia)Murphy, Frank, 1890–1949, American political figure, associate justice of the Supreme Court (1940–49), b. Harbor Beach, Mich. After serving as a U.S. attorney (1919–20) and as a judge of recorde...digital-to-analog conversion
(Encyclopedia)digital-to-analog or D/A conversion, the process of changing discrete digital data into a continuously varying signal in relation to a standard or reference. There are two types of converters: electro...DeCarava, Roy
(Encyclopedia)DeCarava, Roy, 1919–2009, American photographer, b. Harlem, New York City, as Roy Rudolph DeCarava; he studied (1944–45) under Charles White at theGeorge Washington Carver Art School. He intended ...Paul, Les
(Encyclopedia)Paul, Les, 1915–2009, American guitarist and inventor, b. Waukesha, Wis., as Lester William Polsfuss (later Polfuss). He began playing country music a...Browse by Subject
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