200001219, Tassie, 1219, LEDA RECLINING ON HER CLOAK ON THE GROUND, LEANING AGAINST AN ALTAR, ATTACKED BY THE SWAN, GROUNDLINE., Tassie, J.; Raspe, R.E.: A Descriptive Catalogue of a General Collection of Ancient and Modern Engraved Gems,... (1791), 106,NO.1219,TRAY 20.1, 20.3