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Cassiodorus

(Encyclopedia)Cassiodorus (Flavius Magnus Aurelius Cassiodorus Senator) kăshōdōˈrəs [key], c.485–c.585, Roman statesman and author. He held high office under Theodoric the Great and the succeeding Gothic rul...

Birkhoff, George David

(Encyclopedia)Birkhoff, George David, 1884–1944, American mathematician, b. Overisel, Mich.; father of Garrett Birkhoff. The son of a physician, he was educated at Harvard (B.A., 1905) and the Univ. of Chicago (P...

Wolfowitz, Paul Dundes

(Encyclopedia)Wolfowitz, Paul Dundes 1943–, American political figure, b. Brooklyn, N.Y., grad. Cornell (B.A. 1965), Univ. of Chicago (Ph.D. 1972). In 1966 he entered government service, and worked for the Arms C...

airline industry

(Encyclopedia)airline industry, the business of transporting paying passengers and freight by air along regularly scheduled routes, typically by airplanes but also by helicopter. Ferdinand Graf von Zeppelin set up ...

Nast, Thomas

(Encyclopedia)Nast, Thomas, 1840–1902, American caricaturist, illustrator, and painter, b. Landau, Germany. He was brought to the United States in 1846. He began his career as a draftsman for Frank Leslie's Illus...

Kohler, Kaufmann

(Encyclopedia)Kohler, Kaufmann koufˈmən kōˈlər [key], 1843–1926, American rabbi, scholar, and leader in Reform Judaism, b. Bavaria. He emigrated to the United States in 1869 and served with congregations in ...

Ripley, Robert LeRoy

(Encyclopedia)Ripley, Robert LeRoy, 1890–1949, American cartoonist, b. Santa Rosa, Calif., as Leroy Robert Ripley. The creator of the Believe It or Not! newspaper cartoon, Ripley began his career at 16 as a sport...

Cormack, Allan MacLeod

(Encyclopedia)Cormack, Allan MacLeod məkloudˈ, côrˈmək [key], 1924–98, American physicist, b. Johannesburg, South Africa. After studying at the Univ. of Cape Town (B.S. physics, 1944, M.S. crystallography, 1...

Crookes, Sir William

(Encyclopedia)Crookes, Sir William, 1832–1919, English chemist and physicist. After serving at the Radcliffe Observatory, Oxford, and teaching chemistry at Chester Training College, he retired to work in his own ...

Geological Survey, United States

(Encyclopedia)Geological Survey, United States, bureau organized in 1879 under the Dept. of the Interior to unify and centralize the work already undertaken by separate surveys under Clarence King, F. V. Hayden, Ge...