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Köhler, Georges Jean Franz

(Encyclopedia)Köhler, Georges Jean Franz kōˈlər, Ger. köˈlər [key], 1946–95, German immunologist, Ph.D. Univ. of Freiburg, 1974. He worked (1974–76) with César Milstein at the Laboratory of Molecular Bi...

Gros, Antoine-Jean, Baron

(Encyclopedia)Gros, Antoine-Jean, Baron äNtwänˈ zhäN bärôNˈgrō [key], 1771–1835, French painter. He studied with his father, a miniaturist, and with J.-L. David, whose classical theory he adopted. Napoleo...

Gérard, Jean Ignace Isidore

(Encyclopedia)Gérard, Jean Ignace Isidore zhäN ēnyäsˈ ēzēdôrˈ zhārärˈ [key], 1803–47, French caricaturist, illustrator, and lithographer, better known as Grandville. He is noted for his spirited caric...

Foucault, Jean Bernard Léon

(Encyclopedia)Foucault, Jean Bernard Léon zhäN bĕrnärˈ lāôNˈ fo͞okōˈ [key], 1819–68, French physicist. Known especially for his research on the speed of light, he determined its velocity in air and fou...

Houdin, Jean Eugène Robert

(Encyclopedia)Houdin, Jean Eugène Robert or Jean Eugène Robert-Houdin zhäN özhĕnˈ rōbĕrˈ o͞odăNˈ [key], 1805–71, French conjurer and magician. Originally a clockmaker, he was celebrated for his optica...

Duvergier de Hauranne, Jean

(Encyclopedia)Duvergier de Hauranne, Jean zhäN düvĕrzhyāˈ də ōränˈ [key], 1581–1643, French theologian. He is often called the Abbé de Saint-Cyran from an abbacy he held in commendam (i.e., received the...

Delambre, Jean Baptiste Joseph

(Encyclopedia)Delambre, Jean Baptiste Joseph zhäN bätēstˈ zhôzĕfˈ dəläNˈbrə [key], 1749–1822, French astronomer and mathematician. He was a member of the bureau of longitudes from 1795 and professor at...

Detaille, Jean Baptiste Édouard

(Encyclopedia)Detaille, Jean Baptiste Édouard zhäN bäptēstˈ ādwärˈ dətäyˈ [key], 1848–1912, French painter. He studied under J. L. E. Meissonier and served in the Franco-Russian war. From this backgrou...

Dumas, Jean Baptiste André

(Encyclopedia)Dumas, Jean Baptiste André dümäˈ [key], 1800–1884, French organic chemist. He was distinguished for his researches on atomic weights, esters, vapor densities, the oxidation products of alcohols...

Corot, Jean-Baptiste Camille

(Encyclopedia)Corot, Jean-Baptiste Camille zhäN-bätēstˈ kämēˈyə kôrōˈ [key], 1796–1875, French landscape painter, b. Paris. Corot was one of the most influential of 19th-century painters. The son of sh...