Peter Ryser.
Subtitle: (Ausstellung, Galerie Raeber, Luzern, 24. April-20. Juni 1970. [Katalog.]
Contributors: Galerie Räber.
Published: 1970
Place of publication: Luzern
Language: ger
Number of pages: 33
Notes: Label mounted on p. 2 of cover: Supplied by Worldwide Books, Boston.