Poortvliet R. Foxes in a snow-covered landscape, oil on canvas 60,5 x 80 cm, signed l.r.> more information
Poortvliet R. The owl, watercolour and gouache on paper 29,9 x 24,1 cm, signed l.r.> more information
Poortvliet R. Two deer, oil on canvas 50,2 x 69,9 cm, signed l.r.> more information