N.p. (Amsterdam): s.p. (De Ridder), 1998
A complete set of 20 different 7 x 10.8cm, 1pp Fluxcards (all offset) used by Willem De Ridder at an evening (“Happening”) at the Roxy Theatre, Amsterdam on 15th Sepotember 1998. In original plastic bag with handwritten card with details of the event. VG+.