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Farmer, Moses Gerrish

(Encyclopedia)Farmer, Moses Gerrish, 1820–93, American inventor, b. Boscawen, N.H. He helped build and maintain some of the pioneer telegraph lines of Massachusetts and experimented in multiple telegraphy. He exh...

Oersted, Hans Christian

(Encyclopedia)Oersted or Ørsted, Hans Christian häns krĭsˈtyän örˈstĭᵺ [key], 1777–1851, Danish physicist and chemist. He was professor at Copenhagen from 1806. His discovery (1819) that a magnetic need...

Oil City

(Encyclopedia)Oil City, city (1990 pop. 11,949), Venango co., NW Pa., on the Allegheny River; inc. 1871. The city was founded after Edwin L. Drake struck (1859) oil nearby in Titusville. It was a refining and shipp...

Sogn og Fjordane

(Encyclopedia)Sogn og Fjordane sôngˈnə ô fyôrˈdänə [key], county (1995 pop. 107,612), c.7,150 sq mi (18,500 sq km), W Norway, bordering on the Atlantic Ocean in the west. Hermansverk is the capital. The cou...

Weston-super-Mare

(Encyclopedia)Weston-super-Mare wĕstˈən-so͞oˈpər-mâr [key], city (1991 pop. 60,821), North Somerset, SW England, on the Bristol Channel. It is a seaside resort with attractions that include Worlebury Hill, w...

Baotou

(Encyclopedia)Baotou or Paotow both: bou-tō [key], city (1994 est. pop. 1,032,900), Inner Mongolian Autonomous Region, China. A port and major trade center on the Huang He (Yellow River), it is connected by rail w...

Pomona, city, United States

(Encyclopedia)Pomona pəmōˈnə [key], city (1990 pop. 131,723), Los Angeles co., S Calif. at the foot of the San Gabriel Mts.; inc. 1888. It is a residential, industrial, and commercial suburb of Los Angeles wher...

Passaic, city, United States

(Encyclopedia)Passaic pəsāˈĭk [key], city (1990 pop. 58,041), Passaic co., NE N.J., a port on the Passaic River; settled 1678 by Dutch traders as Acquackanonk, named Passaic 1854, inc. as a city 1873. Formerly ...

Sydney, city, Canada

(Encyclopedia)Sydney, city (1991 pop. 26,063), Cape Breton Island, N.S., Canada, on the northeast coast at the head of the South Arm of Sydney Harbour. It is the port and the commercial, trade, and industrial cente...

brazing

(Encyclopedia)brazing, method of joining metal parts using nonferrous filler metals with high melting points such as copper, silver, and aluminum alloys. Brazing differs from soldering (see solder) by using a highe...