The ram-headed altar pedestal derives from the Farnese candelabrum and an engraved pattern of a 'Branch Light designed & executed in Bronze at Rome in the Year 1796', published in C.H. Tatham's Designs for Ornamental Plate, 1806 (see J. Bourne and V. Brett, Lighting in the Domestic Interior, London, 1991, p. 152, fig. 518). A related pedestal featured on a bronze candelabra sold anonymously, Sotheby's Sussex, 24 July 1991, lot 385.