collection

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

Blick aus einem Fenster, chalk, ink and gouache on paper 38.3 x 26.3 cm, signed l.r. and dated 1926

Landscape, oil on painter's board 24.7 x 27.8 cm

Lumberjacks and country folk on a forest path, oil on canvas 35.8 x 47.9 cm, signed l.r. and without frame

A summer view of the Vecht river, oil on panel 28.5 x 41.0 cm, signed l.l. and dated '58

Nell, bronze 16.0 cm

Barges near Uitdam, the tower of Ransdorp in the distance, oil on canvas 55.8 x 85.5 cm, signed l.l.

The kiss, pencil and watercolour on paper 50.0 x 32.7 cm

Sailing vessels in choppy seas, oil on canvas 72.0 x 98.5 cm, signed l.r. and painted ca. 1810-1820

Windmilll in Drenthe, watercolour on paper 35.5 x 52.0 cm, signed l.r.

The farm Blauwborgje near Groningen, charcoal on paper 47.8 x 30.6 cm, zonder lijst

Sunny village street, oil on canvas 50.2 x 37.3 cm, signed l.r.

Portrait of Mr. Teixera de Mattos, oil on canvas 81.3 x 65.5 cm, signed u.l. and dated 1844, without frame

Nelson's squadron breaks through the French line of defence, Travalgar 1812, watercolour on paper 37.3 x 52.2 cm

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

The German waitress, pen, ink and pencil on paper 21.0 x 18.9 cm, signed l.r.

Swiss landscape; on the reverse: Flower still life, oil on canvas 40.4 x 60.3 cm, signed verso with initials and painted late '20s

Cows by a fence, oil on canvas 33.3 x 61.3 cm, signed l.r.

Sailing vessels off the coast in stormy weather, oil on canvas 56.3 x 83.0 cm, signed l.r. and dated 1861

On the beach, pencil and watercolour on paper 21.6 x 18.8 cm, signed u.r. and without frame