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John II, king of Poland

(Encyclopedia)John II (John Casimir), 1609–72, king of Poland (1648–68), son of Sigismund III. He was elected to succeed his brother, Ladislaus IV. The turbulent period of his reign is known in Polish history a...

Metropolitan Museum of Art

(Encyclopedia)Metropolitan Museum of Art, New York City, founded in 1870. The Metropolitan Museum is the foremost repository of art in the United States and one of the world's great museums. It opened in 1880 on it...

Kohl, Helmut

(Encyclopedia)Kohl, Helmut (Helmut Josef Michael Kohl) hĕlˈmo͝otˌ yōˈzĕfˌ mĭkhˈäĕl kōl [key], 1930–2017, German statesman, chancellor of West Germany (1982–1990) and reunified Germany (1990–98). ...

Dia Art Foundation

(Encyclopedia)Dia Art Foundation, American foundation that supports contemporary art and artists, est. 1974 by art dealer Heiner Friedrich and his wife, art patron Philippa de Menil. The foundation, which commissio...

Museum of Modern Art

(Encyclopedia)Museum of Modern Art (MoMA), New York City, established and incorporated in 1929. It is privately supported. Alfred H. Barr, Jr., was its first director. Operating at first in rented galleries, the mu...

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 serving in Vi...

Bourbon

(Encyclopedia)Bourbon bo͞orbôNˈ [key], European royal family, originally of France; a cadet branch of the Capetian dynasty (see Capetians). One branch of the Bourbons occupies the modern Spanish throne, and othe...

induction, in electricity and magnetism

(Encyclopedia)induction, in electricity and magnetism, common name for three distinct phenomena. Electromagnetic induction is the production of an electromotive force (emf) in a conductor as a result of a changing ...

Giuliani, Rudolph William

(Encyclopedia)Giuliani, Rudolph William jo͞oˌlē-äˈnē [key], 1944–, American government official, b. Brooklyn, N.Y. He attended Manhattan College and studied law at New York Univ. In the Justice Dept. as ass...

generator

(Encyclopedia)CE5 Generator: The rotation of the conducting coil of wire in a magnetic field causes a current to be induced in the coil. This current is alternating and is conducted from the coil by means of sli...