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time and motion study

(Encyclopedia)time and motion study, analysis of the operations required to produce a manufactured article in a factory, with the aim of increasing efficiency. Each operation is studied minutely and analyzed in ord...

Margaret of Anjou

(Encyclopedia)Margaret of Anjou ănˈjo͞o, Fr. äNzho͞oˈ [key], 1430?–1482, queen consort of King Henry VI of England, daughter of René of Anjou. Her marriage, which took place in 1445, was negotiated by Will...

bookplate

(Encyclopedia)bookplate, label pasted in a book to indicate ownership, also called ex libris [Lat.,=from the books of]. The bookplate is usually of paper on which heraldic or other designs are engraved or printed. ...

Lisburn

(Encyclopedia)Lisburn lĭzˈbûrnˌ, lĭsˈ– [key], town (1991 pop. 40,391) and district, E Northern Ireland, on the Lagan River. The town's chief industry, linen manufacture, was introduced by the Huguenots afte...

Johnson, Reverdy

(Encyclopedia)Johnson, Reverdy, 1796–1876, American lawyer and statesman, b. Annapolis, Md. Admitted to the bar in 1816, he served in the Maryland legislature (1821–28) and the U.S. Senate (1845–49) and was a...

Hemings, Sally

(Encyclopedia)Hemings, Sally, 1773–1835, African-American slave owned by Thomas Jefferson, b. Charles City co., Va.; her original name was probably Sarah. Her father was John Wayles, Jefferson's father-in-law; he...

Hughes, Langston

(Encyclopedia)Hughes, Langston (James Langston Hughes), 1902–67, American poet and central figure of the Harlem Renaissance, b. Joplin, Mo., grad. Lincoln Univ., 1929. He worked at a variety of jobs and lived in ...

Chatterton, Thomas

(Encyclopedia)Chatterton, Thomas, 1752–70, English poet. The posthumous son of a poor Bristol schoolmaster, he was already composing the “Rowley Poems” at the age of 12, claiming they were copies of 15th-cent...

Wollstonecraft, Mary

(Encyclopedia)Wollstonecraft, Mary wo͝olˈstənkräft, –krăft [key], 1759–97, English author and feminist, b. London. She was an early proponent of educational equality between men and women, expressing this ...

space-time

(Encyclopedia)space-time, central concept in the theory of relativity that replaces the earlier concepts of space and time as separate absolute entities. In relativity one cannot uniquely distinguish space and time...