200001560, Tassie, 1560, BUST OF MINERVA IN PROFILE WITH AEGIS AND A HELMET (THE FRONT IN THE SHAPE OF A BEARDED FACE, A SNAKE AS PLUME), A SHIELD BEHIND HER., Mariette, P.J.: Traite des pierres gravees (1750), French Royal Collection, Tassie, J.; Raspe, R.E.: A Descriptive Catalogue of a General Collection of Ancient and Modern Engraved Gems,... (1791), II, NO.6, Cornelian

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