- ·Constructive study
- ·1974
- ·42 cm
- ·Ink, paper
- ·00.167.2.
- ·Constructive study
- ·1974
- ·42 cm
- ·Ink, paper
- ·00.167.1.
- ·Constructive study
- ·1974
- ·42 cm
- ·Ink, paper
- ·00.280.13.
- ·Constructive sculptures
- ·1975
- ·40 cm
- ·Ink, paper
- ·00.258.1.
- ·Constructive sculptures
- ·1975
- ·40 cm
- ·Ink, paper
- ·00.258.2.
- ·Constructive sculptures
- ·1975
- ·40 cm
- ·Ink, paper
- ·00.258.3.