Amsterdam: n.p., 1960s
3 x 2.3cm, gold foil embossed matchbook complete with matches. The names of the four NUL Gruppe members – ARMANDO HENDERIKSE HENK PEETERS SCHOONHOVEN – are printed on front and the 0 (Nul) symbol on the inside. Issued as an early promotional item for a Nul Exhibition. Fine. Rare.