200001223, Tassie, 1223, LEDA RECLINING ON HER CLOAK ON THE GROUND, LEANING AGAINST A ROCK, ATTACKED BY THE SWAN, GROUNDLINE., Stosch, (Philipp, Baron), Tassie, J.; Raspe, R.E.: A Descriptive Catalogue of a General Collection of Ancient and Modern Engraved Gems,... (1791), 106,NO.1223,TRAY 20.1, 20.3, Sulphur