JETTY

term used in engineering to designate. structures thrown out (Fr. jete) from shore into river or sea for various purposes; wooden J’s projected into harbors to facilitate loading and coaling, or to contract breadth of river in order to deepen channel; pile-work; largely ed in Venice to narrow channel and Brevent formation of sand-bar; used at arrow river-mouth where water tends to-spread., -JEVER (53° 35’ N., 7° 54’ E.), town, Oldenburg, Germany. Pop. 6,100. sSEVONS, WILLIAM STANLEY (1835-82), Eng. philosopher and economist; a ayer to Mint in Sydney, 1854-69; then studied at London Univ.; prof. at Owens Collegs, Manchester, 1866, and at Univ. College, London, 1876; his life was cut short by drowning; eminent both in logic and economics; specially emphasized doctrine of utility and mathematical aspects of economics; his works: Pure Logic, 1864; Theory of Political Economy, 1870; Principles of Science, 1874.;