Frederik Marinus Kruseman – private collection. Title: Winter landscape with figures playing on the ice. Date: 1868. Materials: oil on canvas. Dimensions: 70 x 100.7 cm. Inscriptions: F.M.Kruseman/1868 fec. (lower right). Sold by Christie’s in London, on June 12, 2012. Source: http://www.christies.com/lotfinderimages/d55762/d5576204a.jpg. I have changed the light and contrast of the original photo.
Claude-Joseph Vernet – Musée national de la Marine inv. 8305. Title: Vue du Port de La Rochelle, prise de la petite Rive. Date: 1762. Materials: oil on canvas. Dimensions: 165 x 263 cm. Nr.: inv. 8305. http://www.histoire-image.org/photo/zoom/port-la-rochelle-f.jpg. I have changed the light, contrast and colors of the original photo.