For the exhibition New Babylon at the Dominicanerkerk in Maastricht, Netherlands from July 15 till August 15, 1965.
De New Babylon Informatief 1
Leaflet for the exhibition Constant 1945-‘65 at the Rotterdamse kunstkring Galerie Delta Rotterdam from February 12 till March 7, 1965.
Catalogue with the exhibition Constant | schilderijen plastieken New Babylon from October 1 till November 21, 1965 at Gemeentemuseum Den Haag.
Catalogue for the exhibition Constant New Babylon. Vorstellungen Zukünftiger Lebensformen at Museum Haus Lange Krefeld from 31 October 1964 to 6 December 1964.
Catalog by C. Caspari and Constant
Museum Magazine by the Dutch Museums of Modern Art.