7th-8th century AD. A bronze proto-boar's-head brooch formed as a keeled sub-triangular plaque, convex in profile with bulbs on the flanks extending to a short rounded projection; integral catchplate to reverse and remains of ferrous pin. Cf. MacGregor, A. et al., A Summary Catalogue of the Continental Archaeological Collections, Oxford, 1997, item 3.5.15.4 grams, 46mm (1 3/4"). Ex East Anglia collection; acquired early 2000s. This form of brooch developed from Scandinavian Iron Age forms of bow brooch with crossbar, bow and footplate; it later evolved into the standard form of boar-head brooch.