De materie ^{Werk der Musik Werk}

Teil 1 ("De Materie", 1986–1987): the 1581 "Plakkaat van Verlatinge" (Act of Abjuration), with a text on shipbuilding by Nicolaes Witsen and the Idea Physicæ of David van Goorle ; Teil 2 ("Hadewijch", 1987–1988): "Zevende Visioen" (Seventh Vision) by Hadewijch ; Teil 3 ("De Stijl", 1984–1985): text from "The Principles of Plastic Mathematics" by M. H. J. Schoenmaekers, along with quotes by M. van Domselaer-Middelkoop about his friend, the Dutch painter Piet Mondrian ; Teil 4 (untitled): excerpts from two sonnets by Willem Kloos, along with a passage from the diary of Marie Curie and her Nobel Prize speech