Artists featured in the exhibition:  Bacci, Sandra Blow, Roger Bonduel, Jan Burssens, Rafael Canogar, Eduardo Chillida, Luis Feito, Mathias Goeritz, Guiseppe Guerreschi, Roel D’Haese, Vera Haller, Patrick Heron, Octave Landuyt, Jan Lebenstein, Louis Le Brocquy, Pierre Lesieur, Albino Lucatello, Pol Mara, André Marfaing, Manulo Milares, Eduardo Paolozzi, Oscar Piatella, Hans Platschek, Rebeyrolle, Rotella, Emil Schumacher, William Scott, Iaroslav Serpan, Tancredi, and Antoni Tapies.