collection

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

Présence de l'été, oil on canvas 54.2 x 81.0 cm, signed l.r. and dated '57

Fishing boats in the port of Zeebrugge, Belgium, oil on canvas 40.2 x 50.4 cm, signed l.r.

The dark forest, oil on canvas 94.7 x 77.0 cm, signed l.r. and dated 1911

Ship traffic at Rotterdam's harbour, oil on canvas 40.4 x 60.0 cm, signed l.r.

Playing the violin, oil on wood 56.0 x 24.8 cm, signed l.c. and on the reverse with monogram and ca 1970

Houses along the water, oil on canvas 80.0 x 60.0 cm, signed l.r. with initials and dated '85

Gondola ride in the Venetian Lagoon, oil on panel 72.0 x 78.8 cm

Sailing vessels at a city harbour, oil on panel 39.3 x 61.5 cm, signed l.l.

Spring fever, oil on canvas 44.3 x 61.0 cm, signed l.r. and dated '94

A girl with a velvet bonnet, oil on canvas 44.4 x 30.6 cm, signed u.l. and painted 1907

The stern and helm of George's Martens tjalk 'Alida'; verso: Still life with a 'kraantjeskan' and knot of wool, oil on canvas 36.0 x 40.2 cm, signed on the reverse and 1921-25 and ca.1927-1931 Achtersteven Alida

Fishing boats on the beach, oil on canvas 50.5 x 40.5 cm, signed l.r.

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

Birds in the park, oil on canvas 70.4 x 80.0 cm, signed l.r.

Salon de coiffure, oil on canvas 65.4 x 54.4 cm, signed l.r. and dated on the stretcher 1930/31

A still life with tableware and a lemon, oil on canvas 45.7 x 60.5 cm, signed l.r. and dated 1941

Still life of pears and mistletoe, oil on canvas 38.7 x 61.2 cm, signed l.r. and executed ca. 1921

Echo of trees, oil on canvas 90.0 x 80.0 cm, signed l.l. and on the reverse and dated '92

Old tree in the garden, oil on paper 57.8 x 51.1 cm, signed l.r. and without frame