A late 17th century spoon

A late 17th century spoon, indistinctly pricked, maker unascribed ('IB' with scrolls within a circular punch and 'S' [shillings] over 'V' [five] and 'D' [pence] over II, within a shaped outline), Wiltshire/Somerset, c.1685/95, 7.75in (19.8cm). See Jackson's Revised, pp. 516 and 528