collection

Composition, oil on paper laid down on canvas 31.8 x 24.5 cm, signed l.r. and dated '64

A Dutch landscape, pen and ink on paper 35.9 x 49.6 cm, signed u.l.

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

Poultry, chalk and watercolour on board 49.6 x 59.6 cm, signed l.r. with monogram and in full

Mother and child, oil on canvas 81.3 x 127.1 cm, signed l.l. and on a label on the reverse and dated '58

Women and children near a house, oil on panel 41.9 x 33.1 cm, signed l.r. and dated 1834

Red apples and pears, oil on panel 37.0 x 26.7 cm, signed l.r. with initials

Milking time, woodcut on paper 20.5 x 16.2 cm, signed l.r. in full (in pencil) and w. mon. in the block

Self portrait with pipe, oil on board 42.9 x 31.7 cm, signed u.r.

God, oil on panel 40.0 x 22.0 cm, gesigneerd r.o. and jaren 70

A wood transport on the Rhine, oil on canvas 63.0 x 80.0 cm, signed l.r. and dated 1857

Mirror image in the artist's studio, oil on panel 72.5 x 52.7 cm, signed l.l.

Untitled, gouache on paper 49.7 x 56.6 cm, signed l.r. and dated 75. IX. 5

Spring blossom, oil on canvas 67.6 x 84.8 cm, signed l.r.

Personages autour d'une table (Figures around a table): verso: Still life by a window, watercolour and gouache on paper 23.8 x 31.7 cm, signed l.r. and painted ca. 1944

Still life with ranunculuses, oil on panel 19.3 x 29.6 cm, signed l.r. with initials and painted ca. 1912

Oudeschild on the island of Texel, coloured chalk on paper 13.0 x 18.0 cm, signed l.c. and dated 'oude-Schild' 1917

Figures by a church gate in winter, oil on panel 19.3 x 14.9 cm, signed l.r. with monogram

Still life with vase and bowl, watercolour on paper 25.6 x 20.8 cm, signed l.r. and dated 1902

Circus artists at practice, oil on canvas 25.0 x 32.8 cm, signed l.r.