collection

Ollekebolleke, oil on canvas 54.9 x 64.9 cm, signed twice l.c. and c.r. and dated 1977

Portrait of Jonas Witsen, the painter's father, oil on canvas 100.2 x 78.6 cm, painted ca. 1890

Roses in a pewter vase, oil on canvas 41.5 x 31.4 cm, signed l.r. and on the stretcher

A baby, charcoal and watercolour on paper 37.0 x 27.2 cm, signed l.r.

Walking on the reins/Horse inspection, bronze 18.1 x 20.5 cm, signed on the base with name stamp

Still life with a wicker basket, oil on canvas 60.3 x 50.4 cm, signed u.r. and painted 1924

Mooring hayship by moonlight, oil on panel 22.4 x 33.0 cm

Woman with a horse, oil on panel 18.1 x 14.9 cm, signed u.l. and without frame

Erotic sketches, pen on paper 20.7 x 25.8 cm

Two pelicans, oil on panel 36.5 x 27.2 cm, signed u.r.

Two girlfriends, bronze 21.9 x 18.6 cm, signed on the side of the base and executed ca. 1941

Model for a monumental sculpture in Zuiderpolder, Haarlem, painted metal, wood, spring 70.2 cm, executed ca. 1994

Still life of buttercups, watercolour on paper 28.5 x 21.0 cm, signed l.l.

A view of the Amsterdam harbor, watercolour on painter's board 49.1 x 58.8 cm, signed l.r.

Girl at her needelwork in farmhouse interior in Laren, oil on canvas 54.3 x 45.2 cm, signed l.r.

Rabbit, oil on canvas 30.2 x 40.2 cm, signed l.r.

Shepherd and sheep crossing a brook, oil on panel 46.2 x 34.5 cm, signed l.l. and dated 1785

A summer bouquet, oil on canvas 73.7 x 60.3 cm, signed l.r. and dated '41

The fire, Scheveningen, charcoal and watercolour on paper 20.4 x 24.7 cm, signed u.r.

Boy scouts at the Escorial, Spain, black chalk and watercolour on paper 47.5 x 63.0 cm, signed l.r. and dated 'Escorial' Aug 1915