Conceptual design by means of Islamic-geometric-patterns within a CAAD-environment / Ikbal Sevil ÖzsariyildizStructures : a review on several environmental realisations, graphic art compositions, paintings and sculptures, all on a structural geometric constructive base / Paul IbouCross-cultural universals of aesthetic appreciation in decorative band patterns / Marius Machiel HardonkColor and geometrical structure in images : applications in microscopy / Jan-Mark GeusebroekIslamitische geometrische patronen zelf ontwerpen en maken / Eric Broug ; [ill.: Eric Broug]Fries houtsnijwerk : 500 kerfsnee motieven = Frisian chip carving patterns = Friesische Kerbschnitt motiven / [getekend en verz. door] Erno KorpershoekFries houtsnijwerk : 400 kerfsnee motieven voor kistjes en kastjes = Frisian chip carving patterns = Friesische Kerbschnitt motiven / [getekend en verz. door] Erno KorpershoekJoop van Deventer : [reproducties]