Columbia Encyclopedia

Search results

336 results found

The Dalles

(Encyclopedia)The Dalles dălz [key], city (1990 pop. 11,060), seat of Wasco co., N Oreg., on the Columbia River; inc. 1857. It is a busy inland port; ships passing through the locks at Bonneville Dam (c.50 mi/80 k...

Rowland, Frank Sherwood

(Encyclopedia)Rowland, Frank Sherwood, 1927–2012, American chemist, b. Delaware, Ohio, Ph.D. Univ. of Chicago, 1952. Rowland taught at Princeton from 1952 to 1956 and at the Univ. of Kansas from 1956 to 1964, whe...

water pollution

(Encyclopedia)water pollution, contamination of water resources by harmful wastes; see also sewerage, water supply, pollution, and environmentalism. The United States has enacted extensive federal legislation to ...

pipe

(Encyclopedia)pipe, hollow structure, usually cylindrical, for conducting materials. It is used primarily to convey liquids, gases, or solids suspended in a liquid, e.g., a slurry. It is also used as a conduit for ...

Gwalior

(Encyclopedia)Gwalior gwäˈlēôr [key], city and former princely state, central India. Part of Madhya Pra...

Anderson, Lennart

(Encyclopedia)Anderson, Lennart (Anders Lennart Anderson), 1928–2015, American artist, b. Detroit. He studied at the Art Institute of Chicago (B.F.A., 1950) and Cranbrook Academy of Art (M.F.A., 1952) and at New ...

Newport News

(Encyclopedia)Newport News, independent city (1990 pop. 170,045), SE Va., on the Virginia peninsula, at the mouth of the James River, off Hampton Roads, near Norfolk; inc. 1896. It is a port for transatlantic and i...

Norwalk

(Encyclopedia)Norwalk nôrˈwôkˌ [key]. 1 City (1990 pop. 94,279), Los Angeles co., S Calif.; settled in the 1850s, inc. 1957. With the arrival (1875) of the Southern Pacific RR, it became a center for the dairy ...

Wilkes-Barre

(Encyclopedia)Wilkes-Barre wĭlks-bârˈē [key], city (1990 pop. 47,523), seat of Luzerne co., E Pa., on the east bank of the Susquehanna River; settled 1769, inc. as a city 1871. Once a major anthracite coal cent...

composition board

(Encyclopedia)composition board, wood product produced in the form of a board or sheet, formed of cellulose fibers or particles derived from wood or other sources, and used principally as a building material. The o...