collection

At work on the farmyard Farmer working in his yard, oil on canvas 52.5 x 76.5 cm, signed l.r.

Boat at the Bay of Saint-Tropez, oil on canvas 156.5 x 226.2 cm, signed l.r.

Orchestra in Neuenahr, Germany, chalk, watercolour and gouache on paper 35.7 x 51.0 cm

A winter afternoon near Blaricum, oil on canvas 60.5 x 100.2 cm, signed l.l. and without frame

Four ducks, oil on panel 26.4 x 27.5 cm, signed l.r. and verso dated October 1935

Extensive landscape with peasants, oil on panel 19.3 x 26.0 cm

Setaed nude, pencil and chalk on paper 11.5 x 16.8 cm, signed l.l. and dated '30

Kings table, pencil and watercolour on paper 14.2 x 9.9 cm, signed l.r. with initials and dated 78

View of the lake at Nieuwkoop in stormy weather, oil on canvas 66.1 x 106.3 cm, signed l.r.

Reclining lady with handmirror, bronze 14.0 x 20.0 cm

Study of an aquarium, charcoal on paper 37.5 x 34.5 cm, signed l.r. with monogram

Daydreaming, oil on canvas 56.1 x 42.4 cm, signed u.r.

Summer landscape with drinking cattle and a flock of sheep, oil on canvas 76.7 x 129.0 cm, signed l.r.

Still life with a guitar, oil on canvas 70.5 x 80.1 cm, signed l.l. and dated '69

Tyrolean chess set, Southern Germany, wood 13.0 x 7.0 cm, executed ca. 1930

Moored work ships at the Amsterdam Haarlemmersluis near the Ronde Lutherse Kerk, oil on canvas 57.9 x 42.4 cm, signed l.r. and dated 1890

Strolling farmer with his dog, oil on panel 38.1 x 49.8 cm, signed l.l. and dated 1898

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

Untitled, oil on canvas 60.9 x 92.0 cm, signed l.r. and dated '67

The Grote Kerk and the Klooster in Doesburg, pen, ink and watercolour on paper 33.7 x 31.7 cm, signed on the reverse and dated on the reverse 10. August: 1772'