Urban composition (1968)
Ink on paper, signed and dated lower right, 17.9 x 23.8 cm. Private collection, Switzerland.
Urban composition (1967)
Watercolour on paper, signed and dated lower left, 24.3 x 34.4 cm. Private collection, Switzerland.
Composition (late 1960s)
Watercolour on paper, signed lower left, 30.3 x 23 cm. Private collection, Switzerland.
Urban composition (1966)
Ink and watercolour on paper, signed and dated lower left, 17.4 x 11.1 cm. Private collection, Switzerland.
Urban composition (1966)
Ink on paper, signed and dated lower left, 22.5 x 17.9 cm. Private collection, Switzerland.
Urban composition (1968)
Watercolour and colour markers on paper, signed and dated lower center, 24.1 x 30.6. Private collection, Switzerland.
Urban composizione (1968)
Watercolour and ink on paper, signed and dated lower left, 30 x 20 cm. Private collection, Switzerland.
Urban composition (1968)
Watercolour on paper, signed and dated lower left, 53 x 67 cm. Private collection, Switzerland.
Urban composition (1960-1965)
Mixed media on paper, signed lower right, 23.7 x 31.7 cm. Private collection, Switzerland.
Landscape (1963)
Ink on paper, signed and dated lower left, 25 x 34.7 cm. Private collection, Switzerland.
