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Platte

(Encyclopedia)Platte, river, c.310 mi (500 km) long, formed by the confluence of the North Platte (680 mi/1,090 km long) and South Platte (430 m/690 km) rivers at North Platte, Neb. It flows generally E across S Ne...

Leidy, Joseph

(Encyclopedia)Leidy, Joseph līˈdē [key], 1823–91, American scientist, b. Philadelphia, grad. Univ. of Pennsylvania medical school. From 1853 he taught anatomy at his alma mater. He was also professor of natura...

Niobrara

(Encyclopedia)Niobrara nīəbrârˈə [key], river, c.430 mi (690 km) long, rising in the High Plains, E Wyo., and flowing E across N Nebraska to the Missouri River on Nebraska's northeast border. The Mirage Flats ...

Omaha, indigenous people of North America

(Encyclopedia)Omaha ōˈməhä, –hô [key], Native Americans whose language belongs to the Siouan branch of the Hokan-Siouan linguistic stock (see Native American languages). They, with the Ponca, migrated from t...

geopolitics

(Encyclopedia)geopolitics, method of political analysis, popular in Central Europe during the first half of the 20th cent., that emphasized the role played by geography in international relations. Geopolitical theo...

Olney, Jesse

(Encyclopedia)Olney, Jesse ŏlˈnē, ōlˈnē [key], 1798–1872, American geographer and teacher. His Practical System of Modern Geography (1828), a standard work for decades, revolutionized the teaching of geogra...

Keltie, Sir John Scott

(Encyclopedia)Keltie, Sir John Scott, 1840–1927, Scottish geographer. He was inspector of geographical education for the Royal Geographic Society, librarian, and secretary of the society. In 1880 he became editor...

Chamberlin, Guy

(Encyclopedia)Chamberlin, Guy (Berlin Guy “Champ” Chamberlin), 1894–1967, American football coach and player, b. Blue Springs, Neb., grad. Univ. of Nebraska, 1916. Chamberlin was one of the greatest ends of h...

Penck, Albrecht

(Encyclopedia)Penck, Albrecht älˈbrĕkht pĕngk [key], 1858–1945, German geographer and geologist. He was professor at the Univ. of Vienna (1885–1906) and at the Univ. of Berlin (1906–26) and was director (...

Indian Territory

(Encyclopedia)Indian Territory, in U.S. history, name applied to the country set aside for Native Americans by the Indian Intercourse Act (1834). In the 1820s, the federal government began moving the Five Civilized...