International Biennial of Paper Art (1a : 1986 : Düren, Germany)
International Biennial of Paper Art (1a : 1986 : Düren, Germany) I. [First] International Biennial of Paper Art : hand made paper = I. Internationale Biennale der Papierkunst : handgerschöpftes 25.5 - 17.8.1986 .-- Düren, Germany : Leopold - Hoesch - Museum, 1986.