40000332, Poniatowski, T301, HEAD OF AESCULAPIUS, AULOU, Aulos, Unknown, Platz-Horster,G.: L'antica maniera. Zeichnungen und Gemmen des Giovanni Calandrelli in der Antikensammlung Berlin (2005), Mr. Phillips, Auction Offices, 73 New Bond Street, London, Northwick, Worcestershire, Calandrelli drawing, Antikensammlung Berlin, Catalogue des pierres gravées antiques de S.A. le Prince Stanislas Poniatowski ([1830?]-1833), 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, P.92, Amethyst