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Lwoff, André

(Encyclopedia)Lwoff, André äNdrāˈ ləwôfˈ [key], 1902–94, French microbiologist, b. Ainay-le-Château, Allier dept., central France, of Russian-Polish origin. He was educated in France and in 1925 began a l...

Maurepas, Jean Frédéric Phélippeaux, comte de

(Encyclopedia)Maurepas, Jean Frédéric Phélippeaux, comte de zhäN frādārēkˈ fālēpōˈ kôNt də môrəpäˈ [key], 1701–81, French statesman. He succeeded his father as minister of state at 14, the post ...

Blondel, François

(Encyclopedia)Blondel, François fräNswäˈ blôNdĕlˈ [key], 1617–86, French architect. In 1672 he became director of the Academy of Architecture. Blondel's writings, which exerted great influence, include Cou...

Quapaw

(Encyclopedia)Quapaw kwôˈpô [key], Native North Americans, also called the Arkansas, whose language belongs to the Siouan branch of the Hokan-Siouan linguistic stock (see Native American languages). The Quapaw w...

Vionnet, Madeleine

(Encyclopedia)Vionnet, Madeleine, 1876–1975, French fashion designer. She worked for Parisian and London dressmakers and designed for the Callot Soeurs and Jacques Doucet houses before opening her own studio in 1...

diminishing returns, law of

(Encyclopedia)diminishing returns, law of, in economics, law stating that if one factor of production is increased while the others remain constant, the overall returns will relatively decrease after a certain poin...

Edgerton, Harold

(Encyclopedia)Edgerton, Harold, 1903–90, American inventor and educator, b. Fremont, Nebr. He was educated at the Univ. of Nebraska and the Massachusetts Institute of Technology (D.Sc., 1931), and taught at the l...

Frank, Joachim

(Encyclopedia)Frank, Joachim, 1940–, German-American physicist and biochemist, b. Siegen, Germany, Ph.D., Technical Univ. of Munich 1970. He became a U.S. citizen in 1997. Following several postdoctoral appointme...

Rodríguez, Martín

(Encyclopedia)Rodríguez, Martín rôᵺrēˈgās [key], 1771–1844, Argentine general, governor of Buenos Aires prov. (1820–24). With Juan Martín de Pueyrredón, he organized a force to expel the British invad...

Carpentier, Alejo

(Encyclopedia)Carpentier, Alejo älāˈhō kärpĕntyārˈ [key], 1904–80, Cuban novelist and musicologist. As a political exile in Paris between 1928 and 1939, Carpentier was strongly influenced by Antonin Artau...