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Hedwig, Johann

(Encyclopedia) Hedwig, JohannHedwig, Johannyōˈhän hātˈvĭkh [key], 1730–99, German botanist, b. Transylvania. He was an authority on the lower plants, especially mosses, and was professor at the Univ…

Luton

(Encyclopedia) LutonLutonl&oomacr;ˈtən [key], borough and unitary authority (1991 pop. 163,209), S central England on the Lea River. Hats, automobiles, ball bearings, and aircraft parts are among…

Darwin, Sir George Howard

(Encyclopedia) Darwin, Sir George Howard, 1845–1912, English astronomer and mathematician; 2d son of Charles Darwin. He was Plumian professor (from 1883) of astronomy and experimental philosophy at…

Pembrokeshire

(Encyclopedia) Pembrokeshire, Welsh Sir Benfro, county, 614 sq mi (1,590 sq km), SW Wales. In 1974, the county of Pembrokeshire became part of the nonmetropolitan county of Dyfed, but in 1996 Dyfed…

Haüy, René Just, Abbé

(Encyclopedia) Haüy, René Just, AbbéHaüy, René Just, Abbérənāˈ zhüst äbāˈ äüēˈ [key], 1743–1822, French mineralogist, an authority on crystals. He discovered the geometric law of crystallization and…

Kennan, George

(Encyclopedia) Kennan, George, 1845–1924, American authority on Siberia, b. Norwalk, Ohio. In 1864 he made the first of his journeys to East Asia as an engineer. His articles on Siberia, for many…

Henry III, Spanish king of Castile and León

(Encyclopedia) Henry III, 1379–1406, Spanish king of Castile and León (1390–1406), son and successor of John I. His marriage (1388) to Catherine, daughter of John of Gaunt, ended a long dynastic…

Evans, Charles

(Encyclopedia) Evans, Charles, 1850–1935, American librarian and bibliographer, b. Boston. He organized many major American libraries including the Indianapolis public library, the Enoch Pratt Free…

Muhammad I, Ottoman sultan

(Encyclopedia) Muhammad I or Mehmet IMehmet Imĕmĕtˈ [key] (Muhammad the Restorer), 1389?–1421, Ottoman sultan (1413–21), son of Beyazid I. By defeating his brothers he reunited most of his father's…

Carmarthenshire

(Encyclopedia) Carmarthenshire, Welsh Sir Gaerfyrddin, county, 926 sq mi (2,398 sq km), S Wales. In 1974, Carmarthenshire became part of the nonmetropolitan county of Dyfed, but in 1996 Dyfed was…