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Fizeau, Armand Hippolyte Louis

(Encyclopedia)Fizeau, Armand Hippolyte Louis ärmäNˈ ēpôlētˈ lwē fēzōˈ [key], 1819–96, French physicist. The first to measure (1849) the velocity of light in air, he also determined its speed in water. ...

Duchesne, Louis Marie Olivier

(Encyclopedia)Duchesne, Louis Marie Olivier lwē märēˈ ōlēvyāˈ düshĕnˈ [key], 1843–1922, French Roman Catholic ecclesiastic, educator, church historian, and archaeologist. He made a scientific expeditio...

Dumont, Pierre Étienne Louis

(Encyclopedia)Dumont, Pierre Étienne Louis pyĕr ātyĕnˈ lwē dümôNˈ [key], 1759–1829, Swiss jurist and political writer. Dumont knew Mirabeau well and wrote many of his speeches. His Souvenirs sur Mirabeau...

Davies, Sir Louis Henry

(Encyclopedia)Davies, Sir Louis Henry dāˈvĭs [key], 1845–1924, Canadian jurist, b. Charlottetown, P.E.I. While a member of the provincial legislature (1872–79), he also served (1876–79) as prime minister o...

Daguerre, Louis Jacques Mandé

(Encyclopedia)Daguerre, Louis Jacques Mandé lwē zhäk mäNdāˈ dägârˈ [key], 1789–1851, French scene painter and physicist, inventor of the daguerreotype, a photograph produced on a silver-coated copper pla...

Faidherbe, Louis Léon César

(Encyclopedia)Faidherbe, Louis Léon César lwē lāôNˈ sāzärˈ fādĕrbˈ [key], 1818–89, French colonial administrator. He was a leading participant in the establishment of the French colonial empire in Afr...

Rocard, Michel Louis Léon

(Encyclopedia)Rocard, Michel Louis Léon, 1930–2016, French political leader. After studying at the École Nationale d'Administration and the Institut d'Études Politiques, he joined the civil service. He led the...

St. Laurent, Louis Stephen

(Encyclopedia)St. Laurent, Louis Stephen săN lôräNˈ [key], 1882–1973, Canadian political leader. A well-known lawyer, he entered (1941) political life as minister of justice and attorney general in the Macken...

Rivette, Jacques Pierre Louis

(Encyclopedia)Rivette, Jacques Pierre Louis, 1928–2016, French filmmaker and critic b. Rouen. One of the French New Wave directors of the 1950s and 60s, he wrote criticism for the influential journal Cahiers du C...

Néel, Louis Eugène Félix

(Encyclopedia)Néel, Louis Eugène Félix, 1904–2000, French physicist, Ph.D. Univ. of Strasbourg, 1932. He was a professor at the Univ. of Strasbourg from 1932 to 1945, when he joined the faculty at the Univ. of...