Columbia Encyclopedia

Search results

500 results found

Sherman

(Encyclopedia)Sherman, city (1990 pop. 31,601), seat of Grayson co., N Tex., near the Red River; inc. 1858. Originally on a stagecoach route, it is a highway and railroad junction. Manufactures include electronic e...

Erythraean Sea

(Encyclopedia)Erythraean Sea ĕrĭthrēˈən [key], name of unclear origin anciently applied to the Indian Ocean, later to the Arabian Gulf, and finally to the Red Sea. ...

jasper, type of quartz

(Encyclopedia)jasper, opaque, impure cryptocrystalline quartz, usually red, but also yellow, green, and grayish blue. It is used as a gem. Ribbon jasper has the colors in stripes. ...

bloodstone

(Encyclopedia)bloodstone or heliotrope, green chalcedony spotted with red, used as a gem stone. It is found in India, the United States, Brazil, and Australia. ...

logic

(Encyclopedia)logic, the systematic study of valid inference. A distinction is drawn between logical validity and truth. Validity merely refers to formal properties of the process of inference. Thus, a conclusion w...

Mun, Thomas

(Encyclopedia)Mun, Thomas mŭn [key], 1571–1641, English writer on economics. A merchant in Italy and the Levant, he became (1615) a director in the East India Company. In his Discourse of Trade from England unto...

Murphy, Charles Francis

(Encyclopedia)Murphy, Charles Francis, 1858–1924, American political boss, b. New York City. He was the owner of many saloons in New York City and took a keen interest in Democratic politics. His services to Tamm...

Sheeler, Charles

(Encyclopedia)Sheeler, Charles, 1883–1965, American painter and photographer, b. Philadelphia, studied at the School of Industrial Art there and later at the Pennsylvania Academy of the Fine Arts under William M....

Colfax, Schuyler

(Encyclopedia)Colfax, Schuyler skīˈlər kōlˈfăks [key], 1823–85, Vice President of the United States (1869–73), b. New York City. He moved in boyhood to Indiana. First a Whig editor, he later helped to org...

Diana, princess of Wales

(Encyclopedia)Diana, princess of Wales, 1961–97, wife of Charles, prince of Wales, heir to the British throne. The daughter of the 8th Earl Spencer, Lady Diana Frances Spencer was a kindergarten teacher in London...