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Smeaton, John

(Encyclopedia)Smeaton, John smēˈtən [key], 1724–92, English civil engineer. He became an instrument maker, improved navigation instruments, and carried out many experiments on mechanical apparatus. Between 175...

Ramsay, Allan

(Encyclopedia)Ramsay, Allan, 1685?–1758, Scottish poet. An Edinburgh bookseller, he opened one of the first circulating libraries in Great Britain. The Gentle Shepherd (1725), a pastoral comedy, is his most famou...

cement

(Encyclopedia)cement, binding material used in construction and engineering, often called hydraulic cement, typically made by heating a mixture of limestone and clay until it almost fuses and then grinding it to a ...

St. John, John Pierce

(Encyclopedia)St. John, John Pierce, 1833–1916, American political reformer, b. Brookville, Ind. He traveled in the West and in South America, fought in the Union army in the Civil War, and after 1869 practiced l...

Devoy, John

(Encyclopedia)Devoy, John dĭvoiˈ [key], 1842–1928, Irish-American journalist and Irish revolutionary, b. Ireland. He joined the Irish Republican Brotherhood (see Fenian movement) in 1861. For proselytizing with...

Dewey, John

(Encyclopedia)Dewey, John, 1859–1952, American philosopher and educator, b. Burlington, Vt., grad. Univ. of Vermont, 1879, Ph.D. Johns Hopkins, 1884. He taught at the universities of Minnesota (1888–89), Michig...

Dickinson, John

(Encyclopedia)Dickinson, John, 1732–1808, American patriot and statesman, b. Talbot co., Md. After studying law in Philadelphia and in London at the Middle Temple, he developed a highly successful practice in Phi...

Digby, John

(Encyclopedia)Digby, John: see Bristol, John Digby, 1st earl of. ...

Dillinger, John

(Encyclopedia)Dillinger, John dĭlˈĭnjər [key], 1902–34, American bank robber, probably b. Indianapolis. Paroled after serving a prison term for attempted robbery, Dillinger organized a gang and terrorized the...

Dillon, John

(Encyclopedia)Dillon, John, 1851–1927, Irish nationalist. A supporter of Charles Stewart Parnell, he entered Parliament in 1880 and was arrested several times for his advocacy of boycotting and agrarian agitation...