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Geological Survey, United States

(Encyclopedia)Geological Survey, United States, bureau organized in 1879 under the Dept. of the Interior to unify and centralize the work already undertaken by separate surveys under Clarence King, F. V. Hayden, Ge...

Lon Nol

(Encyclopedia)Lon Nol lŏn nōl [key], 1913–85, Cambodian general and political leader. He became defense minister and army chief of staff in 1955 in Norodom Sihanouk's government. He served as premier (1966–67...

Ngouabi, Marien

(Encyclopedia)Ngouabi, Marien, 1938–77, Congolese army officer and political leader. After military training in France, he served in the Congo Republic's army and started the country's first paratrooper battalion...

Mwinyi, Ali Hassan

(Encyclopedia)Mwinyi, Ali Hassan, 1925–, Tanzanian political leader. Entering politics in 1963, Mwinyi held government positions in Zanzibar, then several Tanzanian government posts (1970–84), before he was ele...

McLoughlin, John

(Encyclopedia)McLoughlin, John məglŏkhˈlĭn, –glôfˈlĭn [key], 1784–1857, Canadian-American fur trader in Oregon, b. Rivière du Loup, near Quebec. A physician and then a trader, he was (1824–46) chief a...

Arias Sánchez, Oscar

(Encyclopedia)Arias Sánchez, Oscar ôsˈkär ärˈyäs sänˈchĕz [key], 1941–, president of Costa Rica (1986–90, 2006–). He was financial adviser to the president (1970–72), minister of national planning...

Prado, Mariano Ignacio

(Encyclopedia)Prado, Mariano Ignacio märyäˈnō ēgnäˈsyō präˈᵺō [key], 1826–1901, president of Peru (1865–67, 1878–79). He aided Ramón Castilla in the revolution of 1854. Indignant at the treaty t...

Campbell, Glen Travis

(Encyclopedia)Campbell, Glen Travis, 1936–2017, American country singer-songwriter, b. Billstown, Ark. A performing musician by age 14, he moved in 1960 to Los Angeles, where he worked in rock and roll bands and ...

Williams, Eric

(Encyclopedia)Williams, Eric, 1911–81, prime minister of Trinidad and Tobago (1961–81). He attended Oxford and taught at Howard Univ. in Washington, D.C. (1939–53). Returning to Trinidad, he founded (1955) th...

Williams, William Sherley

(Encyclopedia)Williams, William Sherley, 1787–1849, American trader and trapper, known as Old Bill Williams, b. Rutherford co., N.C. Much of his early life was spent in Missouri, where he was a traveling preacher...