Korthals J. 'Maison de Vries', Amsterdam, watercolour on paper 34 x 42 cm, signed l.r.> more information
Korthals J. Moored boats in a canal, Amsterdam, oil on canvas 40,3 x 49,9 cm, signed l.r.> more information
Korthals J. View at the Prinsengracht, Amsterdam, oil on canvas 60 x 80 cm, signed l.r.> more information