Edited by Museum Bochum, in cooperation with Galerie Schürmann & Kicken, Cologne
Published by Museum Bochum, Bochum 1977
Essays by Peter Spielmann, and Jaromír Funke.
28 pages with 15 illustrations
A publication on the occasion of the exhibition with the same title at Museum Bochum, Jan. 29 – March 6, 1977.