Jan Weissenbruch – private collection. Title: Gezicht op de Zandpoort te Culemborg, bij zomer. Date: c. 1850s-1860s. Materials: oil on panel. Dimensions: 24.3 x 31.5 cm. Source: http://www.simonis-buunk.nl/images/art/medium/13409.jpg. I have changed the light and contrast of the original photo.
Jan Asselijn – private collection. Title: Rome. A View of the Ponte Rotto. Date: 1652. Materials: oil on canvas. Dimensions: 136.5 x 171.5 cm. Inscriptions: 1652/JA (lower left, on the crate). Sold by Sotheby’s in New York, on January 28, 2010. Source: http://www.sothebys.com/content/dam/stb/lots/N08/N08610/N08610-159-lr-1.jpg. I have changed the light and contrast of the original photo.