Thread glass / Generver glass made of gray-tinged glass, rising disc base with a tear, frosted glass threads spirally enclosed in the shaft, bell-shaped cup with a fused lip edge.Strongly fluorescent glass mass under the UV lamp.Thread glass is in intact condition, with minor damage below the edge of the foot.North German or England, 2nd half of the 18th century.Height: approx. 15.3 cm.Lit: Felice Mehlmann, Glass, page 121.