Visible Language# INSTANT THEORY , vol XXII, Autumn, 1988 # 1988, mint-
Visible Language # Leading Edge Vol. 25 .1 # 1991, mint-
Visible Language # THEN AN NOW/ Monaghan # 1987, nm+
Visible Language #ADULT LITERACY vol. XIX, summer # 1985, mint-
Visible Language # META -FONT, Volume XVI, no.4 # 1982, mint-
Centrum Beeldende Kunst # WALLY ELENBAAS # 1992, invitation, mint-
Abbemuseum / Asselijn # DAVID VAN DE KOP # package 1979, mint-
Visible Language # VOL> XV, no. 1. # 1981, mint-
Visible Language # WINTER !986 # 1986, nm+
Visible Language # MIKADO, 25. 4 # nm++
Kunsthalle Bern # MARLENE DUMAS # invitation, 1989, nm+
Solomon R. Guggenheim Foundation # ANDY WARHOL, Cars # invitation, 1988, mint--
Anthony d'Offay Gallery # ANDY WARHOL, Drawings 1950-1987 # invitation, mint-
Visible Language # PROMOTING PLAIN ENGLISH # 1986, mint
Visible Language # MAYA HIEROGLYPHIC WRITING # 1990, mint--
Museum Boymans van Beuningen # VENETIAANSE PRENTKUNST # Benno Wissing, 1955, nm+
Provider 1 # PROTOTYPE # 2005, nm
Biennale xxxiv Venezia # ARDON # 1968 + inlay , nm+
Stedelijk Museum # BULLETIN ZOMER 1988# 1988, nm+
Nijmeegs Museum # FRANÇOIS MORELLET # 1978, mint