collection

Untitled, pencil and watercolour on paper 31.5 x 23.0 cm, signed l.r. and dated 2004

A view of the Brandaris, Terschelling, watercolour on paper 57.4 x 92.6 cm, signed l.r. with initials and dated '49

Effusions tardives, pastel on paper 25.3 x 13.0 cm, signed l.r. and dated 1903

-, pen drawing 33.5 x 28.5 cm, gesigneerd r.o.

Seated woman in red pullover, watercolour on paper 100.0 x 68.8 cm, signed u.r. and dated 1936

The Kalverstraat with flags, by night, pastel on paper 61.0 x 39.3 cm, signed l.l. and executed ca. 1932

Seated nude, chalk on paper 19.8 x 8.2 cm, signed l.l. with monogram and dated 1909

The 'Shepperton Lock' in the river Thames, watercolour on board 35.4 x 39.9 cm, signed l.r.

The Rio dei Greci, Venice, chalk on paper 36.2 x 25.3 cm, signed l.l. and dated April '28

Swiss mountain landscape; on the reverse: Portait of a boy, pencil and wax crayon on paper 17.5 x 21.5 cm, signed l.l. and executed ca. 1920

Two fantasy grotesques II, ink and watercolour on paper 20.1 x 16.8 cm, without frame

Three bathing ladies, watercolour on paper 57.0 x 38.2 cm, signed l.r. and dated 1953

Breeding Northern Lapwing at the Hoge Veluwe, gouache on paper 13.5 x 9.0 cm

A mountain landscape with land folk by a waterfall, watercolour on paper 75.3 x 64.2 cm

Organic composition, ink on paper 39.1 x 56.4 cm, signed on the reverse and dated '53

The power station Centrale Merwedekanaal in Utrecht, pastel on paper 64.8 x 92.2 cm, signed l.r. and after 1925

Mill at sunset, black chalk and watercolour on paper 26.2 x 35.4 cm, signed l.l.

Reclining nude in a forest, watercolour on paper laid down on board 51.9 x 88.5 cm, signed l.r.

Country road, Groningen, gouache on paper 50.5 x 65.7 cm, signed l.r. and dated '51

Standing and sitting nude, watercolour on paper 51.7 x 38.8 cm, signed l.r. and dated 1977