Pen and ink on paper, 18 x 26 cm

Ink and acrylic on paper, 12 x 17 cm

Ink and acrylic on paper, 20 x 20 cm

Ink and acrylic on paper, 32 x 23 cm

Pen and ink on paper, 16 x 12 cm (private collection, USA)

Pen and ink on paper, 17 x 26 cm

Pen and ink on paper, 27 x 21 cm

Pen and ink on paper, 10 cm diameter

Pen and ink on paper, 32 x 21 cm