40000134, Poniatowski, T105, VULCAN, HAVING SURPRISED VENUS AND MARS, ENCLOSES THEM IN HIS BRAZEN NET, WHICH UNITED EXTREME LIGHTNESS WITH SUCH SOLIDITY, THAT EVEN THE GOD OF WAR COULD NOT BREAK IT, PURGOTELES, Pyrgoteles, Rudoe, J. 'The faking of gems in the eighteenth century' in: Why Fakes Matter (1992), Rudoe, J. in M. Jones (ed.): Fake? (1990), British Museum, London, Christie's, London, Scarisbrick, (Charles), Esq., Prendeville, J.: Explanatory catalogue of the proof-impressions of the antique gems possessed by the late Prince Poniatowski and now in the possession of John Tyrrell, Esq. (1841), Christie's, London, Catalogue des pierres gravées antiques de S.A. le Prince Stanislas Poniatowski ([1830?]-1833), p. 30, no.10, Sardonyx