Zero Exhibition Rotterdam, Hans Sonnenberg (1959): 28 pages in on paper of different ciolours and photographs on whit art paper, in card cover with red and black imprint. 21 x 14,5 cm. - Van Bohemen, Dahmen, Manzoni ,Pieters, Romijn, Sanders, Schoonhoven, Schumacher, Tajiri, Wagemaker. Manager Hans Sonnenberg
Catalog of the important exhibition: 10 full pages with photographic illustrations of works by Kees van Bohemen, K. F. Dahmen, Piero Manzoni, Wim Motz, Jan J.Pieters, J. Sanders, J. J. choonhoven, Emil Schumacher, S.Tajiri, J. Wagemaker, with 10 small photographs of the artists and text by C. Doelman.