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Yverdon-les-Bains

(Encyclopedia)Yverdon-les-Bains ēvĕrdôNˈ-lā-bĕNˈ [key], Ger. Iferten, town (1990 pop. 22,758), Vaud canton, W Switzerland, at the south end of the Lake of Neuchâtel. It is an old spa with Roman ruins. Machi...

Abbot, Charles Greeley

(Encyclopedia)Abbot, Charles Greeley, 1872–1973, American astrophysicist, b. Wilton, N.H. He was acting director in 1896 and director in 1907 of the astrophysical observatory of the Smithsonian Institution; he wa...

Balinese music

(Encyclopedia)Balinese music represents, to a large extent, a survival of the pre-Islamic music of Java. It was taken to Bali by Hindu Javanese in the 15th cent. and uses the tonal systems of Javanese music, of whi...

Machilipatnam

(Encyclopedia)Machilipatnam bŭnˈdər [key], city (1991 pop. 159,110), Andhra Pradesh state, E central India, a port on the Bay of Bengal. In the 17th cent. it was a center of French, British, and Dutch trade. It ...

Iceland spar

(Encyclopedia)Iceland spar, colorless variety of crystallized calcite, characterized by its properties of transparency and double refraction. It is used chiefly in the manufacture of Nicol prisms, which are essenti...

Peabody

(Encyclopedia)Peabody pēˈbədē, –bädē [key], city (1990 pop. 47,039), Essex co., NE Mass., a suburb of Boston, on the Danvers River; settled c.1633, inc. as South Danvers 1855, name changed 1868. Little is l...

Uman

(Encyclopedia)Uman o͞omänˈ [key], city (1989 pop. 91,000), central Ukraine, at the confluence of the Kamenka and Umanka rivers. It is a rail junction and has plants producing scientific instruments. Mentioned in...

Fullerton

(Encyclopedia)Fullerton, city (2020 pop. 143,617), Orange co., S Calif., SE of Los Angeles; founded 1887, inc. 1904. The city is named for George H. Fullerton, head o...

Sloane, T(homas) O'Conor

(Encyclopedia)Sloane, T(homas) O'Conor, 1851–1940, American scientist, lecturer, writer, and periodical editor, Ph.D. Columbia, 1876. Sloane was a member of the editorial staff of the Scientific American, where h...

bronchoscope

(Encyclopedia)bronchoscope brŏngˈkəskōpˌ [key], long, tubular instrument with a light at the tip that is inserted through the windpipe and bronchial tubes to examine these structures. By passing other instrume...