Heynen, Julian
[Editor];
Deacon, Richard
[Other];
Darboven, Hanne
[Other];
Cordier, Thierry de
[Other];
De Maria, Nicola
[Other];
Dibbets, Jan
[Other];
Dorner, Helmut
[Other];
Droese, Felix
[Other];
Hesse, Eva
[Other];
Hockney, David
[Other];
Kiecol, Hubert
[Other];
Lauffs, Helga
[Collector];
Kounellis, Jannis
[Other];
Klein, Yves
[Other];
Kricke, Norbert
[Other];
Le Va, Barry
[Other];
Long, Richard
[Other];
Merz, Mario
[Other];
Morris, Robert
[Other];
Paladino, Mimmo
[Other];
Oldenburg, Claes
[Other];
Nauman, Bruce
[Other];
Appel, Karel
[Other];
Penck, A. R.
[Other];
[...]
;
Kaiser Wilhelm Museum Krefeld,
Bayer AG Erholungshaus