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Mueller, Robert Swan, 3d

(Encyclopedia) Mueller, Robert Swan, 3d, 1944–, American law enforcement official, b. New York City, B.A. Princeton, 1966, M.A. New York Univ., 1967, J.D. Univ. of Virginia School of Law, 1973. After…

Rogers, William Barton

(Encyclopedia) Rogers, William Barton, 1804–82, American geologist and educator, b. Philadelphia, grad. William and Mary, 1822. He was professor of geology at William and Mary (1828–35) and at the…

Huntley, Chet

(Encyclopedia) Huntley, Chet (Chester Robert Huntley), 1911–74, American news broadcaster, b. Cardwell, Mont. He joined the National Broadcasting Company in 1955. Huntley and David Brinkley developed…

Hilbert, David

(Encyclopedia) Hilbert, David, 1862–1943, German mathematician, professor at Königsberg (1886–95) and Göttingen (1895–1930), b. Königsberg, Germany. His proof of the theorum of invariants (1890)…

neem tree

(Encyclopedia) neem tree or margosa tree, a fast-growing broad-leaved evergreen, Azadirachta indica, native to India and Myanmar. Its extracts have been used for centuries in Asia as pesticides,…

Ojos del Salado

(Encyclopedia) Ojos del SaladoOjos del Saladoōˈhōs ᵺĕl säläˈᵺō [key], peak, 22,539 ft (6,870 m) high, on the border between Argentina and Chile, in the Andes. It is the second highest of the Andean…