Galerie Boisserée
Cologne
- Georg Baselitz
- Christiane Baumgartner
- Louise Bourgeois
- Georges Braque
- Jean Cassou
- Patrick Caulfield
- Marc Chagall
- Eduardo Chillida
- Christo & Jeanne-Claude
- Peter Doig
- Max Ernst
- Sam Francis
- Lucian Freud
- Richard Hamilton
- Keith Haring
- David Hockney
- Patrick Hughes
- Donald Judd
- Alex Katz
- Imi Knoebel
- Jannis Kounellis
- Sol LeWitt
- Roy Lichtenstein
- Robert Longo
- René Magritte
- Henri Matisse
- Joan Miró
- Robert Motherwell
- Helmut Newton
- Julian Opie
- Pablo Picasso
- Sigmar Polke
- Man Ray
- Thomas Ruff
- Antonio Saura
- Emil Schumacher
- Sean Scully
- Antoni Tàpies
- Andy Warhol