200000504, Tassie, 504, A HUMAN HEADED SCARAB BEETLE WITH RAY CROWN INSIDE AN OUROBOROS., Tassie, J.; Raspe, R.E.: A Descriptive Catalogue of a General Collection of Ancient and Modern Engraved Gems,... (1791), Parker, (Mr. Edward), 44,NO.504,TRAY 8.1, 8.3, Red jasper