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Lead B

(Encyclopedia)Lead Belly, nickname of Huddie William Ledbetter, 1885–1949, American singer, b. Mooringsport, La. While wandering through Louisiana and Texas, he...

Helvetic Republic

(Encyclopedia)Helvetic Republic hĕlvēˈtĭk [key], 1798–1803, Swiss state established under French auspices. In Sept., 1797, several exiled Swiss leaders in France (notably Frédéric César de La Harpe) formal...

parapsychology

(Encyclopedia)parapsychology, study of mental phenomena not explainable by accepted principles of science. The organized, scientific investigation of paranormal phenomena began with the foundation (1882) of the Soc...

Arles

(Encyclopedia)Arles ärl [key], city, Bouches-du-Rhône dept., S central France, in Provence, on the Rhône River delta. Arles is an important railroad, shipping, agriculture, and indus...

Vaud

(Encyclopedia)Vaud vō [key], Ger. Waadt, canton (1993 pop. 593,000), 1,239 sq mi (3,209 sq km), W Switzerland. Lausanne is the capital. Bordering on France in the west, it lies roughly between the Lake of Geneva, ...

new towns

(Encyclopedia)new towns, planned urban communities in Great Britain, developed by long-term loans from the central government and first authorized by the New Towns Act of 1946. The chief purpose of the act was to r...

Provençal literature

(Encyclopedia)Provençal literature, vernacular literature of S France. Provençal, or Occitan, as the language is now often called, appears to have been the first vernacular tongue used in French commerce and lite...

dubnium

(Encyclopedia)dubnium do͞obˈnēəm [key], artificially produced radioactive chemical element; symbol Db; at. no. 105; mass number of most stable isotope 268; m.p., b.p., and sp. gr. unknown; valence +5. Situated ...

Alexander I, czar of Russia

(Encyclopedia)Alexander I, 1777–1825, czar of Russia (1801–25), son of Paul I (in whose murder he may have taken an indirect part). In the first years of his reign the liberalism of his Swiss tutor, Frédéric ...

differential geometry

(Encyclopedia)differential geometry, branch of geometry in which the concepts of the calculus are applied to curves, surfaces, and other geometric entities. The approach in classical differential geometry involves ...

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