- ·Birds
- ·1969
- ·22 cm
- ·Ink, paper
- ·00.238.7.
- ·Birds
- ·1969
- ·22 cm
- ·Ink, paper
- ·00.238.8.
- ·Birds
- ·1969
- ·22 cm
- ·Ink, paper
- ·00.238.10.
- ·Birds
- ·1969
- ·22 cm
- ·Ink, paper
- ·00.238.11.
- ·Birds
- ·1969
- ·22 cm
- ·Ink, paper
- ·00.238.12.
- ·Birds
- ·1969
- ·22 cm
- ·Ink, paper
- ·00.238.13.