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Petermann, August Heinrich

(Encyclopedia)Petermann, August Heinrich ouˈgo͝ost hīnˈrĭkh pāˈtərmän [key], 1822–78, German geographer, an authority on the geography of Africa and the Arctic. He had (1847–54) a cartographical establ...

Strabo

(Encyclopedia)Strabo strāˈbō [key], b. c.63 b.c., d. after a.d. 21, Greek geographer, historian, and philosopher, b. Amasya, Pontus. He studied in Asia Minor, Greece, Rome, and Alexandria and traveled in Europe,...

Littré, Maximilien Paul Émile

(Encyclopedia)Littré, Maximilien Paul Émile mäksēmēlyăNˈ pōl āmēlˈ lētrāˈ [key], 1801–81, French lexicographer. Known as a positivist philosopher and as professor of history and geography at the Éc...

Salamanca, University of

(Encyclopedia)Salamanca, University of, at Salamanca, Spain; founded 1218 by Alfonso IX of León, reorganized 1254 by Alfonso X of Castile and León. It has faculties of philosophy, philology, geography and history...

Fort Abercrombie

(Encyclopedia)Fort Abercrombie ăbˈərkrŏmˌbē, –krŭmˌbē [key], U.S. army post on the west bank of the Red River, at Abercrombie, N.Dak.; est. 1858. Built to protect settlers in the Red River valley from at...

Yankton, city, United States

(Encyclopedia)Yankton, city (1990 pop. 12,703), seat of Yankton co., extreme SE S.Dak., on the Missouri River; inc. 1869. A railroad and trade center in an agricultural region, it has grain elevators, creameries, a...

Abu al-Fida

(Encyclopedia)Abu al-Fida äˌbo͞o äl-fēˈdä, –fĭdäˈ [key], 1273–1331, Arab historian, b. Damascus. He fought against the Christians in the last period of the Crusades and later became (1310) governor of...

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...

Lawrence, Ernest Orlando

(Encyclopedia)Lawrence, Ernest Orlando, 1901–58, American physicist, b. Canton, S. Dak., grad. Univ. of South Dakota, 1922, Ph.D. Yale, 1925. Affiliated with the Univ. of California from 1928 onward, he became a ...