- ·Sketches
- ·1980
- ·24 cm
- ·Ink, paper
- ·00.310.64-65.
- ·Sketches
- ·1985
- ·30 cm
- ·Ink, paper
- ·00.308.1.
- ·Sketches
- ·1985
- ·30 cm
- ·Ink, paper
- ·00.308.2.
- ·Tree of life, sketch
- ·1980
- ·15 cm
- ·Ink, paper
- ·00.604.1.
- ·Tree of life, sketch
- ·1980
- ·15 cm
- ·Ink, paper
- ·00.604.2.
- ·Tree of life, sketch
- ·1980
- ·15 cm
- ·Ink, paper
- ·00.604.3.