Droese, Felix

Böhmler, Claus

Antes, Horst

Paladino, Mimmo

Heyboer, Anton

Erber, Wolfram

Heyboer, Anton

Heyboer, Anton

LeWitt, Sol

LeWitt, Sol

LeWitt, Sol

LeWitt, Sol

LeWitt, Sol

LeWitt, Sol

LeWitt, Sol