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Van Vleck, John Hasbrouck

(Encyclopedia)Van Vleck, John Hasbrouck, 1899–1980, American physicist, b. Middletown, Conn., Ph.D. Harvard, 1922. As a professor at Harvard, Van Vleck developed fundamental theories on the quantum mechanics of m...

Wrede, Karl Philipp von

(Encyclopedia)Wrede, Karl Philipp von kärl fēˈlĭp fən vrāˈdə [key], 1767–1838, Bavarian general. He helped reorganize the Bavarian army, commanded part of the Bavarian troops fighting with the French agai...

Small, Albion Woodbury

(Encyclopedia)Small, Albion Woodbury, 1854–1926, American sociologist, b. Buckfield, Maine, grad. Colby College, 1876, and further educated in Germany. He was made president of Colby in 1889, but left it in 1892 ...

Agricola, Georgius

(Encyclopedia)Agricola, Georgius gāˈôrk bouˈər [key], 1494–1555, German physician and scientist, known as the father of mineralogy. He was a pioneer in physical geology and the first to classify minerals sci...

Burnett, Frances Eliza Hodgson

(Encyclopedia)Burnett, Frances Eliza Hodgson bərnĕtˈ [key], 1849–1924, American author, b. Manchester, England. In 1865 she went to Knoxville, Tenn., with her family. She wrote several adult novels, but is fam...

Ceres, in Roman religion and mythology

(Encyclopedia)Ceres sîrˈēz [key], in Roman religion and mythology, goddess of grain; daughter of Saturn and Ops. She was identified by the Romans with the Greek Demeter. Her worship was connected with that of th...

Westinghouse, George

(Encyclopedia)Westinghouse, George, 1846–1914, American inventor and manufacturer, b. Central Bridge, N.Y. In the Civil War he served in the Union army and navy. Among his inventions in the railroad field were a ...

Berners, Juliana

(Encyclopedia)Berners, Bernes, or Barnes, Juliana bŭrˈnərz, bärnz [key], supposed early 15th-century author of a popular verse treatise on hunting. The treatise is included in The Book of St. Albans (1486), a c...

Leicester

(Encyclopedia)Leicester lĕsˈtər [key], city and unitary authority (1991 pop. 324,394), central England. The city is connected by canals with the Trent River and London, and it is also a railway center. Leicester...

audiovisual education

(Encyclopedia)audiovisual education, educational instruction by means of materials that use the senses of sight and hearing to stimulate and enrich learning experiences. The successful use of motion pictures and ot...