A William IV sterling silver vinaigrette, 1832 Birmingham, with maker's mark for John Bettridge, an elegant engine turned book form vinaigrette with a series of ribs, replicating pages, the cartouche marked 'S. Stephens', an ornate pierced and engraved floral grille to the gilt washed interior, twice hallmarked, total weight 21gr, length 4 cm, width 2.5 cm