See Michael Archer and Brian Morgan, Fair as China Dishes, English Delftware, p. 13, col. pl. IV and p. 108, no. 79 for a discussion on this groups of wares. Cf. the crested plate from the Rous Lench Collection sold in these Rooms on 29 May 1990, lot 68 and the pair of vases and covers tentatively attributed to this factory, from the collection of Mr. and Mrs. Ronald Billington, sold in these Rooms on 27 February, 1989, lot 40