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Nordenskjöld, Nils Otto Gustaf

(Encyclopedia)Nordenskjöld, Nils Otto Gustaf, 1869–1928, Swedish geographer and explorer, nephew of Nils Adolf Erik Nordenskjöld. He headed an expedition to Patagonia (1895–97) and later explored the Klondike...

Ptolemy

(Encyclopedia)Ptolemy (Claudius Ptolemaeus), fl. 2d cent. a.d., celebrated Greco-Egyptian mathematician, astronomer, and geographer. He made his observations in Alexandria and was the last great astronomer of ancie...

Mendoza, Antonio de

(Encyclopedia)Mendoza, Antonio de äntōˈnyō dā māndōˈthä [key], 1490?–1552, Spanish administrator, first viceroy of New Spain (1535–50) and viceroy of Peru (1551–52). Of noble family, Mendoza held hig...

Bowman, Isaiah

(Encyclopedia)Bowman, Isaiah bōˈmən [key], 1878–1950, American geographer, b. Waterloo, Ont., B.S. Harvard, 1905, Ph.D. Yale, 1909. He taught geography at Yale (1905–15) and was director (1915–35) of the A...

Fall, Albert Bacon

(Encyclopedia)Fall, Albert Bacon, 1861–1944, American cabinet official, b. Frankfort, Ky. He became a rancher in New Mexico and a political leader in that state. Elected to the U.S. Senate in 1912, he served ther...

Borlaug, Norman Ernest

(Encyclopedia)Borlaug, Norman Ernest bôrˈlôg [key], 1914–2009, U.S. agronomist, b. near Saude, Iowa, grad. Univ. of Minn. (Ph.D., 1942). He worked as researcher with the E. I. du Pont Company until 1944, when ...

Díaz del Castillo, Bernal

(Encyclopedia)Díaz del Castillo, Bernal bārnälˈ dēˈäth dĕl kästēˈlyō [key], c.1492–1581, Spanish conquistador and chronicler. He had served in the New World under various commanders—Pedro Arias de �...

Institutional Revolutionary party

(Encyclopedia)Institutional Revolutionary party, Span. Partido Revolucionario Institucional (PRI), Mexican political party. Established in 1929 as the National Revolutionary party by former President Plutarco Calle...

Münster, Sebastian

(Encyclopedia)Münster, Sebastian sābäsˈtyänˌ münˈstər [key], 1489–1552, German scholar and geographer. He was a Franciscan monk but after the Reformation became a Protestant and taught at Heidelberg and ...

Sauer, Carl Ortwin

(Encyclopedia)Sauer, Carl Ortwin, 1889–1975, American geographer, b. Warrenton, Mo., grad. Univ. of Chicago (Ph.D., 1915). Sauer was a professor for over 50 years at the Univ. of California at Berkeley, where he ...