A white metal brooch by Mary Thew, open wirework set with blister pearl and chrysophrase; and a white metal brooch by Mary Thew, abalone shell with wirework decoration set with blister pearl; and another white metal brooch by Mary Thew with openwork decoration of a sailing vessel, set with baroque pearls, citrine and amethyst; and a white metal hatpin by Mary Thew set with agate (4)