42. CHARLES DUFRESNE (1876-1938) The Forest signed 'Dufresne' (lower right) oil on canvas Painted around 1920 61 x 50 cm. 24 x 19 11/16 in. The authenticity of this work has been confirmed by Jean-Charles Dufresne and Thomas Dufresne. Provenance Paul Vallotton, Lausanne, no. 10006. Sale, Christie's, Amsterdam, 10 March 2009, lot 190. Private collection, Netherlands (acquired in this sale).