40000097, Poniatowski, T68, FLORA PRESENTING THE SECRET FLOWER TO JUNO, EUODOS EP., Euodos, Christie's, London, Monson, (Lord), New York, Market, Bonhams, London, 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), June 9, 1851, lot 1, Sardonyx