collection

Nude, black ink and chalk on paper 48.0 x 32.0 cm

Anniversary couple, watercolour on paper 28.7 x 25.4 cm, signed l.r. and dated '21

On the platform, Washington Station, black and coloured chalk on paper 46.5 x 36.6 cm, signed l.l. and dated April '27

Roses in bottles, coloured pencil and chalk on paper 22.5 x 23.0 cm

The recital, watercolour on paper 26.0 x 34.5 cm, signed l.r.

The latest hat fashion in Brussels, 1908, black chalk on paper 13.2 x 10.2 cm, signed l.r. with initials and dated 1908

Autumn landscape, watercolour on paper 21.0 x 27.5 cm, signed l.r. and dated 1909

An academy study, charcoal and chalk on paper 32.8 x 17.5 cm, signed l.r.

At the bar; on the reverse: Bikers at the bar, pen and ink on paper 15.8 x 23.7 cm, signed u.r. and both dated 1966

Fly agarics, watercolour on paper 35.8 x 59.2 cm, signed l.r. and dated 1923, without frame

Horseman in Essen, watercolour on paper 59.5 x 45.7 cm, signed l.r.

Composition, gouache on paper 50.0 x 78.5 cm, signed on the reverse and without frame

Chess players in café Pardoel, Rotterdam, ink and watercolour on paper 30.7 x 41.6 cm

-, gouache on paper 120.0 x 40.0 cm, signed l.r. and dated 2002

The Chessplayers, pen, brown ink and watercolour on paper 17.4 x 15.8 cm, signed l.r. with monogram and dated '73

Trees along the water, black chalk on paper 42.0 x 57.0 cm, signed l.r.

Untitled, ink and watercolour on paper 78.5 x 107.5 cm, signed l.c. and dated 1984, without frame

Travellers on a country road, pencil and watercolour on paper 23.3 x 30.5 cm, signed l.l.

Poppen VII, chalk and oil on cardboard 54.3 x 79.3 cm

seated nude, charcoal on paper 45.0 x 36.5 cm, signed l.l. and l.r.