Helga Zahn : A retrospective assessment 1960-1976. Jewellery, prints and drawings. (London : Crafts Advisory Committee, 1976)
Helga Zahn : A retrospective assessment 1960-1976. Jewellery, prints and drawings, Crafts Advisory Committee, London, 14 April - 12 June 1976
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Keywords: Zahn, Helga