Study (1900 approx.)
Charcoal on paper, 60.7 x 45.9 cm. Private collection, Switzerland.
Study (1900 approx.)
Charcoal on paper, 72.8 x 50 cm. Private collection, Switzerland.
Study (1860 approx.)
Graphite and Charcoal on paper, 54.2 x 37.3 cm. Private collection, Switzerland.
Weiblicher Akt und männlicher Kopf (1985)
Mixed media on paper, 31.5 x 49 cm. Private collection, Switzerland.
Study (1900)
Watercolour, ink and graphite on paper, 58.7 x 40.8 cm. Private collection, Switzerland.
Study (1900)
Watercolour, ink and graphite on paper, 59.6 x 42.5 cm. Private collection, Switzerland.
