200001766, Tassie, 1766, helmet, athena, HYGIEIA, serpent, spear, pichler, PICLER, Pichler, Tassie, J.; Raspe, R.E.: A Descriptive Catalogue of a General Collection of Ancient and Modern Engraved Gems,... (1791), 136,NO.1766,TRAY 28.2, 28.4

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