Although this shape would appear to be unrecorded, its form relates to the pair of silver sauceboats by Nicholas Sprimont with London hallmarks for 1743/4, see 'Rococo, Art and Design in Hogarth's England', Exhibition Catalogue, Victoria and Albert Museum, 1984, p. 111, G17. For a detailed discussion of Sprimont's connection with the Chelsea factory see O. Glendenning and Mrs. Donald MacAlister, 'Chelsea, The Triangle Period', E.C.C. Transactions, vol. 1, No. 3, 1935, pp. 20-36 and ibid., pl. XIII(c), a pair of which, from the collection of the late Commander R. P. Mack, were sold in these Rooms on 5 June 1978, lot 90