A Queen Anne silver two-handled porringer

A Queen Anne silver two-handled porringer,

possibly by Nathaniel Lock, London 1711,

circular form, part-fluted decoration, beaded scroll handles, rope-work border, with an oval cartouche with a winged cherub and foliate scroll mantling, initialled 'B' over 'DD', the base later inscribed 'Sacrament Plate for the Chapel in Dodington Whitchurch 1732', height 11.5cm, approx. weight 9.5oz.