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United States Air Force Academy

(Encyclopedia)United States Air Force Academy, at Colorado Springs, Colo.; for training young men and women to be officers in the U.S. air force; authorized in 1954 by Congress. Temporary quarters were opened at th...

Stephens, William

(Encyclopedia)Stephens, William, 1671–1753, English colonial official in Georgia, b. Bowcombe, Isle of Wight. He was educated at Cambridge and served in Parliament (1702–27). In 1736 he went to South Carolina t...

Aberdeen, cities, United States

(Encyclopedia)Aberdeen ăbˈərdēnˌ [key]. 1 Town (2020 pop. 15,935), Harford co., NE Md., in a farm region; inc. 1892. Just south, on Chesapeake Bay, is the U.S. army's huge Aberdeen...

Rhodes, James Ford

(Encyclopedia)Rhodes, James Ford rōdz [key], 1848–1927, American historian, b. Ohio City (now part of Cleveland). While studying in Europe he visited ironworks and steelworks in Germany and Great Britain, and up...

corundum

(Encyclopedia)corundum kərŭnˈdəm [key], mineral, aluminum oxide, Al2O3. The clear varieties are used as gems and the opaque as abrasive materials. Corundum occurs in crystals of the hexagonal system and in mass...

Energy, United States Department of

(Encyclopedia)Energy, United States Department of, executive department of the federal government responsible for coordinating national activities relating to the production, regulation, marketing, and conservation...

Russell, Richard B.

(Encyclopedia)Russell, Richard B., 1897–1971, American political leader, b. Winder, Ga. The son of a justice of the Georgia Supreme Court, he began his political career as a state representative (1921–31) and t...

Niagara Falls, waterfall, United States and Canada

(Encyclopedia)Niagara Falls, in the Niagara River, W N.Y. and S Ont., Canada; one of the most famous spectacles in North America. The falls are on the international line between the cities of Niagara Falls, N.Y., a...

Freeport, cities, United States

(Encyclopedia)Freeport. 1 City (2020 pop. 23,973), seat of Stephenson co., NW Ill., on the Pecatonica River; inc. 1850. It is a trade and manufacturing center in a ...

Plymouth, city, United States

(Encyclopedia)Plymouth. 1 Uninc. town (1990 pop. 45,608), seat of Plymouth co., SE Mass., on Plymouth Bay; founded 1620. Diverse light manufacturing is important to the economy. The town, with summer resort facilit...