Rare wing cup made of colorless glass, disc base with folded edge and impasto gold painting, baluster shaft with pinched glass threads worked into wings, twisted, hollow-blown nodus with applied nubs, funnel-shaped cup, wall with impasto gold and polished gold painting as well as enameled flowers, lip and foot edge gilded. The cup is in intact condition, with a small ash stain on the bead ring. Fritz Heckert in Petersdorf, probably designed by Oskar Jummel around 1885-1900. Height: approx. 30.0 cm. Lit: Stefania Zelasko, Fritz Heckert Kunstglas Industrie 1866-1923, page 105, decorative design.