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Sitter, Willem de

(Encyclopedia)Sitter, Willem de vĭlˈəm də sĭtˈər [key], 1872–1934, Dutch astronomer and mathematician. He was professor from 1908 at the Univ. of Leiden and in 1919 became director of its observatory. His ...

Sheffield, city, England

(Encyclopedia)Sheffield, city and metropolitan borough (1991 pop. 470,685), N England, at the confluence of the Don River and four tributaries. Sheffield was one of the leading industrial cities of England. It has ...

Celsius, Anders

(Encyclopedia)Celsius, Anders änˈdərs sĕlˈsēŭs [key], 1701–44, Swedish astronomer. While professor of astronomy at the Univ. of Uppsala (1730–44), he traveled through Germany, France, and Italy, visiting...

Pachuca de Soto

(Encyclopedia)Pachuca de Soto pächo͞oˈkä ᵺā sōˈtō [key], city (1990 pop. 174,013), capital of Hidalgo state, central Mexico, at the head of a ravine surrounded by foothills of the Sierra Madre Oriental. P...

Holston

(Encyclopedia)Holston, river, c.120 mi (190 km) long, formed by the uniting of its northern and southern forks, NE Tenn., and flowing SW through the Great Appalachian Valley, joining the French Broad River at Knoxv...

Nanjing

(Encyclopedia)Nanjing nănˈkĭngˈ [key] [southern capital], city (1994 est. pop. 2,224,200), capital of Jiangsu prov., E central China, in a bend of the Chang (Yangtze) River. It has served at times in the past a...

Flevoland

(Encyclopedia)Flevoland, province, 931 sq mi (2,412 sq km), central Netherlands, on the E shore of the Markermeer and IJsselmeer. Lelystad is the capital; other citie...

Rhodesia and Nyasaland, Federation of

(Encyclopedia)Rhodesia and Nyasaland, Federation of, SE Africa, 1953–63, composed of the self-governing British colony of Southern Rhodesia and the British protectorates of Northern Rhodesia and Nyasaland. The ca...

Price, Reynolds

(Encyclopedia)Price, Reynolds (Edward Reynolds Price), 1933–2011, American writer, b. Macon, N.C., grad. Duke Univ. (A.B., 1955), Oxford (B.Litt., 1958). He began teaching at Duke in 1958 and remained there for m...

Potsdam

(Encyclopedia)Potsdam pŏtsˈdăm [key], city (1994 pop. 139,262), capital of Brandenburg, E Germany, on the Havel River, near Berlin. It is an industrial center and rail junction. Manufactures include processed fo...