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Du Pont, Pierre Samuel

(Encyclopedia)Du Pont, Pierre Samuel, 1870–1954, American industrialist, b. Wilmington, Del., grad. Massachusetts Institute of Technology, 1890. Du Pont worked as a chemist with the family's company, helping to d...

Athelney, Isle of

(Encyclopedia)Athelney, Isle of ăthˈəlnē [key], small area formerly surrounded by marshland, Somerset, SW England. King Alfred took refuge from the Danes there in 878 and founded a Benedictine abbey in 888. Rel...

Foreland, North, and South Foreland

(Encyclopedia)Foreland, North, and South Foreland, headlands of Kent, SE England, forming parts of the boundary of The Downs (a roadstead). South Foreland is 4 mi (6.4 km) NE of Dover, and North Foreland is near Ma...

Downs, North, and South Downs

(Encyclopedia)Downs, North, and South Downs, parallel ranges of chalk hills, SE England. They rise to 965 ft (294 m) at Leith Hill, Surrey. The North Downs range, extending c.100 mi (160 km) from near Farnham, Surr...

Saint Croix, rivers, North America

(Encyclopedia)Saint Croix. 1 River, 75 mi (121 km) long, rising in the Chiputneticook Lakes and flowing SE to Passamaquoddy Bay, forming part of the U.S.-Canada border; navigable to Calais, Maine. The river is used...

Uist, North, and South Uist

(Encyclopedia)Uist, North yo͞oˈĭst, o͞oˈ– [key], and South Uist, islands, two of the Outer Hebrides, Western Isles council area, NW Scotland. North Uist (1985 est. pop. 3,300), is 18 mi (29 km) long and 13 m...

North American Free Trade Agreement

(Encyclopedia)North American Free Trade Agreement (NAFTA), accord establishing a free-trade zone in North America; it was signed in 1992 by Canada, Mexico, and the United States and took effect on Jan. 1, 1994. NAF...

North Platte, city, United States

(Encyclopedia)North Platte plăt [key], city (1990 pop. 22,605), seat of Lincoln co., W central Nebr., at the confluence of the North Platte and South Platte rivers; inc. 1873. It is a processing and shipping point...

North Platte, river, United States

(Encyclopedia)North Platte, river, c.680 mi (1,090 km) long, rising in the Park Range, N Colo., and flowing in a great bend N through SE Wyo., then east across the plains of W central Nebr. to join the South Platte...

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