FRENCH GLASS. Spherical vase with conical neck. Proof in orange and purple marbled glass on yellow background. Décor of stylized foliage engraved in cameo with acid. Signed. Height: 7,5 cm. Scratches. Bibliography: Gerard Bertrand, Schneider, maître verrier, Éditions Faton, Dijon, 1995, similar decoration reproduced pp. 48-49. Expert: Cabinet MARCILHAC

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