Eugen Napoleon Neureuther – Nationalmuseum NM 7350. Title: View of the Pincio and Palazzo Zuccari, Rome. Date: 1837/1838. Materials: oil on paper-panel. Dimensions: 52.5 x 75.5 cm. Inscriptions: aus dem Nachlass von / Eugen Napoleon Neureuther / von diesem gemalt 1837/38 in Rom / (Blick aus d. deutschen / Kunstler**** bei der /Span. Treppe auf / S. Trinità dei Monte) / Prof. Dr. Heinze Braune. Sold by Sotheby’s, in New York, on January 30, 2014. Nr.: NM7350. Source: http://www.sothebys.com/content/dam/stb/lots/N09/N09102/943N09102_77LTY.jpg. I have changed the light and contrast of the original photo.
Ludwig Munthe – private collection. Title: Large Winter Landscape with Horse and Cart. Date: 1863. Materials: oil on canvas. Dimensions: 76.5 x 110 cm.. Inscriptions: L. Munthe Ddf. 1863. Auctioned by Dorotheum, in Vienna, between 10 and 22 October 2015. Source: https://i.pinimg.com/originals/18/ca/e9/18cae99c6a02432e3f1ca3ac9dfcfb7e.jpg. I have changed the light and contrast of the original photo.
Christoffer Wilhelm Eckersberg – The National Gallery of Art 2004.75.1. Title: View of the Cloaca Maxima, Rome. Date: 1814. Materials: oil on canvas. Dimensions: 31.8 x 47.4 cm.. Nr.: 2004.75.1. Source: https://www.nga.gov/collection/art-object-page.125227.html. I have changed the light and contrast of the original photo.