J. Spence, Polymetis, Book 2, London 1747, pp. 96-100 and 111; Booth Notes Doc. 5, p. 1; Edwards 1808, pp. 79, 82-86; Catalogue 1814, p. 20; Smith 1828,vol. 1, p. 139; Hazlitt 1843-44, vol. 1, p. iii, no. 110; Cook & Wedderburn, vol. 4, p. 308; Whitley 1800-1820, p. 183; Borenius 1944; Grant 1945; Waterhouse 1953, p. 176, pl. 142; WGC, pp. 42, 87, 160-63, pl. 18; J. Ziff, 'Backgrounds: Introduction of Architecture and Landscape: A Lecture by J.M.W. Turner', Journal of the Warburg and Courtauld Institute, vol. 26, 1963, pp. 146-47; Sutton & Clements 1968, vol. 2, p. 13, fig. 14