collection

Playing the piano, charcoal and watercolour on paper 55.8 x 76.3 cm, signed l.r.

Fisherman on the beach, Katwijk, pen and black ink on paper 12.0 x 17.6 cm, signed l.r. with initials

A free meal, watercolour on paper 37.0 x 54.9 cm, signed l.r.

Black board, mixed media and collage on paper 99.0 x 99.0 cm, signed l.r. and dated '87

Still life with flowers, watercolour on paper 51.0 x 40.5 cm, signed l.l. and dated '75

Study for 'Mexico', wax crayons on paper 50.1 x 78.4 cm

A lady's portrait, pastel on paper 58.5 x 43.5 cm, signed l.r.

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

-, charcoal and chalk on paper 63.0 x 83.0 cm, signed u.l. and dated '76

Composition, chalk on paper 17.5 x 14.5 cm, signed l.r. with monogram

Woman in a negligee, pastel on paper 31.0 x 48.1 cm, signed l.l.

Family portrait, pastel on paper 42.0 x 57.1 cm, signed l.l. and dated 5/11 1798

Montage en collage I (Montage and collage), collage on paper 52.7 x 51.0 cm, signed l.c. and dated Sept 1974

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

Summer flowers, watercolour and gouache on paper 51.0 x 34.0 cm, signed l.r.

Design for a tapestry: Two storcks, pencil and watercolour on paper 57.8 x 70.6 cm

Courtship, watercolour on paper 24.5 x 23.6 cm, signed l.r. with initials

Orchestra in Neuenahr, Germany, chalk, watercolour and gouache on paper 35.7 x 51.0 cm

Travellers, watercolour on paper 37.5 x 55.0 cm, signed l.l. and dated 1907

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