A.J. Finberg, A Complete Inventory of the Drawings of the Turner Bequest, London 1909, vol.I, p.495.
Cecilia Powell, ‘Turner on Classic Ground: His Visits to Central and Southern Italy and Related Paintings and Drawings’, unpublished Ph.D thesis, Courtauld Institute of Art, University of London 1984, p.531 note 132.
James Hamilton, Nicola Moorby, Christopher Baker and others, Turner e l’Italia, exhibition catalogue, Palazzo dei Diamanti, Ferrara 2008, pp.64, 93 note 7.
James Hamilton, Nicola Moorby, Christopher Baker and others, Turner & Italy, exhibition catalogue, National Galleries of Scotland, Edinburgh 2009, pp.69, 153 note 6.