Optic blown glass, twisted to form a series of translucent ribs.
Signed 'Orrefors 1923', and numbered to the underside (1/30)
History:
Designed 1923 for the 300 anniversary Gothenburg exhibition. Blown by master-blower Knut Bergquist, one of the only glass blowers able to achieve this technically difficult task.
Ref: 7508