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Teresina

(Encyclopedia)Teresina tārāzēˈnä [key], city (1991 pop. 599,272), capital of Piauí state, NE Brazil, on the Parnaíba River. It is the main commercial and agricultural distribution center in the Parnaíba val...

Chesapeake and Ohio Canal

(Encyclopedia)Chesapeake and Ohio Canal, former waterway, c.185 mi (300 km) long, from Washington, D.C., to Cumberland, Md., running along the north bank of the Potomac River. A successor to the Potomac Company's (...

Pacific, War of the

(Encyclopedia)Pacific, War of the, 1879–84, war between Chile and the allied nations, Peru and Bolivia; also called the Chile–Peruvian War. The trouble began when President Hilarión Daza of Bolivia rescinded (...

Campos

(Encyclopedia)Campos kämˈpo͝os [key], city, Rio de Janeiro state, SE Brazil, on the Paraíba River near ...

W and Z particles

(Encyclopedia)W and Z particles, elementary particles that mediate, or carry, the fundamental force associated with weak interactions. The discovery of the W and Z particles at CERN near Geneva, Switzerland, in the...

Lake Clark National Park and Preserve

(Encyclopedia)Lake Clark National Park and Preserve, S Alaska. Located across Cook Inlet from Anchorage, the park (2,619,733 acres/1,060,621 hectares) and adjacent preserve (1,410,325 acres/570,982 hectares) featur...

Means, Philip Ainsworth

(Encyclopedia)Means, Philip Ainsworth, 1892–1944, American historian and archaeologist, b. Boston. An assistant on a Yale expedition to Peru (1914–15), he was later (1920–21) director of the National Museum o...

Cuiabá

(Encyclopedia)Cuiabá ko͞oyəbäˈ [key], city, capital of Mato Grosso state, SW Brazil, at the head of na...

Campbell, Robert, Canadian fur trader and explorer

(Encyclopedia)Campbell, Robert, 1808–94, Canadian fur trader and explorer, b. Scotland. Employed as a young man by the Hudson's Bay Company, he was sent in 1834 to the Mackenzie River region, where he remained un...

Piérola, Nicolás de

(Encyclopedia)Piérola, Nicolás de nēkōläsˈ dā pyāˈrōlä [key], 1839–1913, president of Peru (1879–81, 1895–99). Minister of finance under José Balta, he was accused of misappropriating funds and wa...