A Bohemian wine with erotic engraving - Hermann Schwinger, Germany circa 1720, potash, moulded faceted conical bowl, faceted inverted baluster, containing two vertcal bands of ruby, diagonally opposite, and two vertcal bands of gold flecks, diagonally opposite. mereses top and bottom of stem, and a conical, flat foot, intentionally ground around edge, superbly engraved. Height 150 mm, Foot/Stem/Bowl 78/20/78 mm. Provenance: Gudrun Meling collection