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Burckhardt, Johann Ludwig

(Encyclopedia)Burckhardt, Johann Ludwig or John Lewis bo͝orkˈhärt [key], 1784–1817, European explorer, b. Switzerland, educated in Germany. Supported by an English association for promoting African discovery,...

stereoscope

(Encyclopedia)stereoscope stĕrˈēəskōpˌ [key], optical instrument that presents to a viewer two slightly differing pictures, one to each eye, to give the effect of depth. In normal vision the two eyes, being a...

pseudonym

(Encyclopedia)pseudonym so͞oˈdənĭm [key] [Gr.,=false name], name assumed, particularly by writers, to conceal identity. A writer's pseudonym is also referred to as a nom de plume (pen name). Famous examples in ...

Harris

(Encyclopedia)Harris, Scotland: see Lewis and Harris. ...

Clark, William

(Encyclopedia)Clark, William, 1770–1838, American explorer, one of the leaders of the Lewis and Clark expedition, b. Caroline co., Va.; brother of George Rogers Clark. He was an army officer (1792–96), serving ...

Pollock, Sir Frederick

(Encyclopedia)Pollock, Sir Frederick pŏlˈək [key], 1845–1937, English jurist, b. London. He was educated at Eton and Cambridge and was admitted to the bar in 1871. He succeeded to his baronetcy in 1888. Polloc...

Green, William

(Encyclopedia)Green, William, 1872–1952, American labor leader, president of the American Federation of Labor (1924–1952), b. Coshocton, Ohio. He rose through the ranks of the United Mine Workers of America, of...

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