GIA4801330 Seal of the City of Dunwich in Suffolk. A ship is represented in a rough sea, probably alluding to the storms that destroyed part of the city in 1286 and 1347. 14th century. Paris, National Archive by English School, (14th century); Centre Historique des Archives Nationales, Paris, France; (add.info.: Seal of the City of Dunwich in Suffolk. A ship is represented in a rough sea, probably alluding to the storms that destroyed part of the city in 1286 and 1347. 14th century. Paris, National Archive); by Giancarlo Costa.