A Norfolk jacket is a loose, belted, single-breasted tweed jacket with box pleats on the back and front, with a belt or half-belt. It was originally designed as a shooting coat that did not bind when the elbow was raised to fire. Its origin is uncertain but it may have been named after Coke of Norfolk, the Duke of Norfolk, or after the county of Norfolk. It was made fashionable after the 1860s in the sporting circle of the Prince of Wales, later Edward VII, whose country residence was Sandringham House in Norfolk. The style was long popular for boys' jackets and suits, and is still used in some (primarily military and police) uniforms. History There have been several theories regarding the origin of the Norfolk jacket, although none are supported by much evidence. The first theory is that the jacket originated with Henry Fitzalan-Howard, 15th Duke of Norfolk, who invented it for use...