collection

Shipping traffic near a city, U.S.A., pen, ink and watercolour on paper 25.5 x 35.6 cm, signed reverse

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

Admiring the Sistine Madonna in Dresden, gouache on paper 35.9 x 27.5 cm, signed l.l. and dated 'Dresden' 1910

In Hyde Park, London, chalk on paper 28.8 x 22.8 cm, signed l.l.

Country road, Groningen, crayon and watercolour on paper 54.8 x 37.6 cm, signed l.r. with monogram

Still life with geranium, fruit and a wine bottle, watercolour on paper 73.0 x 54.1 cm, signed l.r.

A couple on a chair, gouache on paper 85.6 x 64.6 cm

Sunset over the Leuvehaven, Rotterdam, charchoal, ink, watercolour and gouache on paper 51.4 x 74.5 cm, signed l.l. and dated 1902

The forbidden flower, ink and chalk on paper 50.0 x 35.0 cm, signed l.r.

Sketches of a town, pen and ink and watercolour on paper 15.8 x 23.7 cm, signed l.r. and dated '66-'67

The double appointment, watercolour on paper 36.8 x 53.3 cm, signed l.l. and dated '10

On the churchyard, watercolour on paper 29.2 x 45.6 cm, signed l.r. and on the reverse

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

Reclining female nude, pen, ink, chalk and watercolour on paper 33.7 x 25.2 cm, signed l.l.

At the portrait painter, watercolour and gouache on paper 24.4 x 19.7 cm, signed u.r.

Farmer with cow, ink and chalk on paper 15.3 x 12.3 cm

Washerwomen by the river, watercolour on paper 38.8 x 24.5 cm, signed l.r. and painted ca. 1888-1889

Geheime industrie (Secret industry), pen and ink on paper 26.9 x 20.9 cm, signed l.c. and dated '56, without frame

Angel fishes, watercolour on paper laid down on board 24.9 x 34.4 cm, signed l.r.

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