Galeria Permafo, Wrocław, 15 VII 1973 (1-2/2)
Permafo Gallery - Creative Unions' Club, Gallery Commissioner: Andrzej Lachowicz, Association of Polish Artists and Designers, Association of Polish Artistic Photographers, Wrocław, 15 July 1973, form of a poster, folded, addressed to J. Robakowski