Iacob van Ruisdael – private collection. A Wooded Dune Landscape (c. 1648)
Materials: oil on oak panel. Dimensions: 27.5 x 31 cm. Inscriptions: JVRuisdael (JVR in ligature, lower centre). Sold by Sotheby’s in London, on December 9, 2009. Source: http://www.sothebys.com/content/dam/stb/lots/L09/L09636/L09636-15-lr-1.jpg. I have changed the light, contrast and colors of the original photo.