200001265, Tassie, 1265, TWO HORSEMEN (DIOSCURI - DANUBE HORSEMEN?) WEARING PERSIAN CAPS, NEXT TO EACH OTHER., Byres, (Mr. James), Rome, Tassie, J.; Raspe, R.E.: A Descriptive Catalogue of a General Collection of Ancient and Modern Engraved Gems,... (1791), 109,NO.1265,TRAY 21.1, 21.3