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Robert Curthose

(Encyclopedia)Robert Curthose: see Robert II, duke of Normandy. ...

Robert Guiscard

(Encyclopedia)Robert Guiscard gēskärˈ [key], c.1015–1085, Norman conqueror of S Italy, a son of Tancred de Hauteville (see Normans). Robert joined (c.1046) his brothers in S Italy and fought with them to expel...

Bacon, Robert

(Encyclopedia)Bacon, Robert, 1860–1919, American banker and government official, b. Jamaica Plain, Mass. He embarked upon a career in business and in 1894 accepted a partnership with J. P. Morgan and Company. He ...

Persons, Robert

(Encyclopedia)Persons or Parsons, Robert both: pärˈsənz [key], 1546–1610, English Jesuit missionary. He left a fellowship at Balliol College, Oxford, and went to the Continent to be received (1575) into the Ro...

Fitzgerald, George Francis

(Encyclopedia)Fitzgerald, George Francis, 1851–1901, Irish physicist. Fitzgerald was born in Dublin and studied and taught at Trinity College there. He is best known for suggesting how the ether, by causing the c...

Beaverbrook, William Maxwell Aitken, 1st Baron

(Encyclopedia)Beaverbrook, William Maxwell Aitken, 1st Baron, 1879–1964, British financier, statesman, and newspaper owner, b. Canada. The son of a Scottish Presbyterian clergyman, he grew up near Beaverbrook, N....

ether, in physics and astronomy

(Encyclopedia)ether or aether, in physics and astronomy, a hypothetical medium for transmitting light and heat (radiation), filling all unoccupied space; it is also called luminiferous ether. In Newtonian physics a...

Dett, Robert Nathaniel

(Encyclopedia)Dett, Robert Nathaniel, 1882–1943, American composer and pianist, b. Drummondville, Que. After receiving degrees from Oberlin College and the Eastman School of Music, Dett studied in Paris with Nadi...

Drew, Robert Lincoln

(Encyclopedia)Drew, Robert Lincoln, 1924–2014, American documentary filmmaker, b. Toledo, Ohio. After serving in the U.S. Army Air Forces during World War II, he worked for Life as a writer and editor. On a Neima...

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