Zweiklang
Subtitle: Sophie Taeuber-Arp und Hans Arp
By: herausgegeben von Ernst  Scheidegger.
Contributors: Scheidegger, Ernst.; Taeuber-Arp, Sophie.
Publisher: Arche
Published: 1960
Place of publication: Zurich
Language: ger
Number of pages: 108
Notes: Study of Hans Arp and Sophie Taeuber-Arp to accompany an exhibition  of Arp's sculpture and Sophie Taeuber-Arp's painting.

Main text in German with some contributions inFrench.