Large foam glass bowl with red thread decoration, Loetz around 1935

Large foam glass bowl made of colorless glass with irregularly interspersed vermillion glass threads and white powder between the layers. Floor with dislocated tear. Shell is in intact condition. Crystal factory Spiegelau/Lower Bavaria, which produced these bowls for Loetz. Shape 18/25, ca.1925-30. Height: approx. 6.8 cm, diameter: approx. 30.0 cm. Lit: Specimen specimens in the Passau Glass Museum, room 26, display case 99. Lit. Lötz, Bohemian Glass, sample sheet sales catalog.