- Formen der Farbe
- Württembergischer Kunstverein, Stuttgart, 1968
- 7 original serigraphs, 20 loosesheets in colored cover and folder
- Ask



- Formen der Farbe
- Württembergischer Kunstverein, Stuttgart, 1968
- 7 original serigraphs, 20 loosesheets in colored cover and folder
- Ask
serigraph each by Kenneth Noland (Early Fall), Ellsworth Kelly (Red-Blue), Al Held (White Goddess), Georg Karl Pfahler (Drei-Tex Blau), Robert Indiana (Love Wall) and William Turnbull (Double Red).Vasarely (HK column), cover and folder each with a further serigraph by Pfahler