qualification committee: Andrzej Heidrich, Jerzy Hofman, Zenon Januszewski, Aleksandra Konior, Kazimiera Moskała, Tadeusz Pietrzyk, Stanisław Töpfer, Paweł Świątkowski organisational committee: Witold Janowski, Ryszard Sidorowski, Karol Syta, Karol Śliwka, Stanisław Töpfer, Franciszek Winiarski In the spring of 1969 “The First Polish Exhibition of Graphic Marks” took place in Warsaw. It was organi