collection

Checkmate, oil on copper 20.4 x 17.1 cm, signed l.r. (vague)

Untitled, ink and gouache on paper 50.0 x 65.0 cm, signed l.l. and dated on the reverse 1994

Fishing folk on the beach, oil on canvas 77.8 x 103.5 cm, without frame

Summer landscape with cows on the riverbank, oil on canvas 53.8 x 87.2 cm, signed l.r.

At the fabric seller: the director, oil on canvas 109.5 x 59.1 cm, signed l.r. and without frame

Ships on calm water, oil on canvas 70.1 x 104.9 cm, signed l.l. and dated '78

Activity in a port, oil on canvas 40.1 x 60.2 cm, signed l.l.

Celebrating figures in a landscape, watercolour on paper 28.2 x 38.5 cm, signed u.r.

Sweet Williams in a glass vase, watercolour on paper 42.5 x 34.5 cm, signed l.r.

Composition, gouache on paper 61.2 x 43.3 cm, signed l.r. and dated 'Ibiza' 1958

At the farmyard, oil on canvas 40.8 x 60.3 cm, signed l.r.

Interior with a showcase, watercolour on paper 32.0 x 30.0 cm, signed l.r.

Erotic sketches, pen on paper 20.7 x 25.9 cm

A seated nude, oil on canvas 80.2 x 60.2 cm, signed l.r. and dated 1928

Figures and cows in a mountainous landscape, oil on canvas 101.0 x 128.8 cm, signed l.l. 'B.C. Koekkoek' and 'PG v O' and painted ca. 1832

Women bathing, oil on canvas 39.4 x 29.9 cm, signed l.r.

Portrait of Jan Hein Donner, pencil and watercolour on paper 13.0 x 9.0 cm, signed l.r. and dated '84

The waterfall at Golino in Tessin, Switzerland, oil on canvas 104.8 x 65.2 cm, signed l.l. and dated '47

Composition with torso, chalk and watercolour on paper 17.5 x 11.5 cm, painted ca. 1949

In the painter's studio, oil on canvas 68.9 x 50.5 cm, signed l.r.