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Leakey, Mary Douglas

(Encyclopedia)Leakey, Mary Douglas, 1913–96, British archaeologist, b. London as Mary Douglas Nicol; wife of Louis Leakey and mother of Richard Leakey. She had little formal education, but a fascination with arch...

Leakey, Louis Seymour Bazett

(Encyclopedia)Leakey, Louis Seymour Bazett băzˈət, lēˈkē [key], 1903–72, British archaeologist and anthropologist of E Africa, b. Kabete, Kenya; father of Richard Leakey. His fossil discoveries in E Africa ...

Pickford, Mary

(Encyclopedia)Pickford, Mary, 1893–1979, American movie actress, b. Toronto, Ont. In 1909 she began working with D. W. Griffith. Specializing in playing young girls, she was dubbed “America's Sweetheart.” Her...

Fairbanks, Douglas

(Encyclopedia)Fairbanks, Douglas, 1883–1939, American movie actor, b. Denver. From 1901 to 1914, Fairbanks appeared on stage in light comedies. In 1915 he began making movies, becoming the swashbuckling hero of h...

Leakey, Richard Erskine Frere

(Encyclopedia)Leakey, Richard Erskine Frere frĭr [key], 1944–2022, Kenyan paleoanthropologist, conservationist, and ...

Mawson, Sir Douglas

(Encyclopedia)Mawson, Sir Douglas, 1882–1958, Australian antarctic explorer and geologist, b. England. His first geographical expedition was to the New Hebrides Islands as a geologist in 1903. As a member of the ...

Olduvai Gorge

(Encyclopedia)Olduvai Gorge ōlˈdəwāˌ, –vāˌ [key], a feature of the E African Rift Valley in Tanzania. Erosional processes have exposed geological strata in the gorge dating to the lower Pleistocene epoch, ...

Freeman, Douglas Southall

(Encyclopedia)Freeman, Douglas Southall sŭᵺˈôl, –əl [key], 1886–1953, American editor and historian, b. Lynchburg, Va. ...

Tobias, Philip Valentine

(Encyclopedia)Tobias, Philip Valentine, 1925–2012, South African paleoanthropologist, b. Durban. He graduated from the Univ. of Witwatersrand (Ph.D., 1953) and taught there for five decades. Tobias entered paleoa...

Douglas, David

(Encyclopedia)Douglas, David, 1798–1834, Scottish botanist. He made several journeys in North America between 1823 and 1834 to study American plants and sent to Scotland more than 200 plants and seeds then unknow...