Sheffield (324), a city of Yorkshire, and chief centre of the English cutlery trade, built on hilly ground on the Don near its confluence with the Sheaf, whence its name, 41 m. E. of Manchester; is a fine, clean, well-built town, with notable churches, public halls, theatres, &c., and well equipped with libraries, hospitals, parks, colleges (e. g. Firth College), and various societies; does a vast trade in all forms of steel, iron, and brass goods, as well as plated and britannia-metal articles; has of late years greatly developed its manufactures of armour-plate, rails, and other heavier goods; its importance as a centre of cutlery dates from very early times, and the Cutlers' Company was founded in 1624; has been from Saxon times the capital of the manor district of Hallamshire; it is divided into five parliamentary districts, each of which sends a member to Parliament.