Columbia Encyclopedia

(Encyclopedia) hogback, sharp-crested ridge with steep slopes on both sides, formed by the erosion of steeply tilted rock layers. Hogbacks are commonly formed along the eroded flanks of large, tightly folded anticli...

(Encyclopedia) North Haven, town (1990 pop. 22,249), New Haven co., S Conn., on the Quinnipiac River; settled c.1650, set off from New Haven 1786. Chiefly residential, it has some manufactures, such as aircraft part...

(Encyclopedia) North Highlands, uninc. town (1990 pop. 42,105), Sacramento co., N central Calif., a residential suburb of Sacramento, in the Sacramento valley. The town grew dramatically in the latter 20th cent. Cit...

(Encyclopedia) Arctic North Slope or Arctic Slope, Alaska: see Alaska North Slope. ...

(Encyclopedia) North Platte project, unit of the U.S. Bureau of Reclamation, in the North Platte River valley, W Nebr. and E Wyo. It supplies hydroelectric power to many towns and industries and provides irrigation ...

(Encyclopedia) North Augusta, city (1990 pop. 15,351), Aiken co., SW S.C., on the Savannah River opposite Augusta, Ga.; settled c.1860, inc. 1906. Located in an agricultural region, it is mostly residential. Railroa...

(Encyclopedia) North Canadian, river, 760 mi (1,223 km) long, rising in NE N.Mex., and flowing SE through Okla. to join the Canadian River in the Eufaula reservoir, E Okla. Federal dams and reservoirs on the river a...

(Encyclopedia) North Rhine–Westphalia nôrtˈrīn-vĕstˌfäˈlən [key], state (1994 pop. 17,759,000), 13,111 sq mi (33,957 sq km), W central Germany. Düsseldorf is the capital. The state is bounded by Belgium a...

(Encyclopedia) North Miami, city (1990 pop. 49,998), Dade co., SE Fla., a growing suburb of Miami, on Biscayne Bay; inc. 1926. It is mainly residential, but has considerable retail development. Manufactures include ...

(Encyclopedia) North West Company, fur-trading organization in North America in the late 18th and early 19th cent.; it was composed of Montreal trading firms and fur traders. After 1810 the rivalry between the Nor...