Produced on the occasion of Sonsbeek, 27 May–25 September 1966, Arnhem. Curated by Wim Beeren. Featuring; Hans Arp, Max Bill, Anthony Caro, Lucio Fontana, Alberto Giacometti, Barbara Hepworth, Norbert Kricke, Isamu Noguchi, Eduardo Paolozzi amongst others. Designed by Wim Crouwel.