Columbia Encyclopedia

(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,...

(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 ...

(Encyclopedia) Dodgson, Charles Lutwidge: see Carroll, Lewis. ...

(Encyclopedia) Blake, Nicholas: see Day Lewis, Cecil. ...

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

(Encyclopedia) Clark, Willis Gaylord: see Clark, Lewis Gaylord. ...

(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 ...

(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...

(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...

(Encyclopedia) Fort Clatsop National Memorial, now part of Lewis and Clark National Historical Park. See National Parks and Monuments (table) ...