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Davis, William Morris

(Encyclopedia)Davis, William Morris, 1850–1934, American geographer, geologist, and teacher, b. Philadelphia; B.S. Harvard, 1869. He founded (1904) the Association of American Geographers and served three terms a...

Kansas-Nebraska Act

(Encyclopedia)Kansas-Nebraska Act, bill that became law on May 30, 1854, by which the U.S. Congress established the territories of Kansas and Nebraska. By 1854 the organization of the vast Platte and Kansas river c...

Frémont, John Charles

(Encyclopedia)Frémont, John Charles, 1813–90, American explorer, soldier, and political leader, b. Savannah, Ga. He taught mathematics to U.S. naval cadets, then became an assistant on a surveying expedition (18...

airmail

(Encyclopedia)airmail, transport of mail by airplanes. Demonstration flights that showed the feasibility of carrying mail by air were made in Great Britain and in the United States in 1911. In the United States, af...

Dire Dawa

(Encyclopedia)Dire Dawa or Diredawa both: dēˌrədäˈwä [key], city, Harar region, E Ethiopia. It is...

Sparks

(Encyclopedia)Sparks, city (1990 pop. 53,367), Washoe co., W Nev., just E of Reno; inc. 1905. The Southern Pacific RR was the major employer until the dieselization of railroad engines forced the closing (1957) of ...

Western Union Telegraph Company

(Encyclopedia)Western Union Telegraph Company, enterprise created (1851) to provide telegraphic communications services in the United States. Originally known as the New York and Mississippi Valley Printing Telegra...

TGV

(Encyclopedia)TGV: see railroad.

bullet train

(Encyclopedia)bullet train: see railroad.

Mackenzie, Sir William

(Encyclopedia)Mackenzie, Sir William, 1849–1923, Canadian railroad builder and financier, b. Ontario. In the early 1870s he became a railroad contractor. He constructed portions of the Canadian National and the C...