Freely formed Zanfirico bowl with red and white spiral threads, around 1950

Small, free-formed Zanfirico bowl made of colorless glass with white & red thread inclusions partly spirally wound with aventurine melts, raised, quadruple lobed and indented rim, bottom bottom with chipped tear. Shell is in intact condition. Murano Italy around 1950, height: approx. 4.5 cm, diameter approx. 10.5 cm. Comparable pieces were designed and manufactured by all glassworks.