1909
A.J. Finberg, A Complete Inventory of the Drawings of the Turner Bequest, London 1909, vol.I, p. 362, CXXIX 41, as ‘Study for “Apuleia in search of Apuleius” ...Query copy of the Claude at Petworth’.
1974
Gerald Wilkinson, The Sketches of Turner, R.A. 1802–20: Genius of the Romantic, London 1974, p.142, reproduced.
1974
Martin Butlin, Andrew Wilton and John Gage, Turner 1775–1851, exhibition catalogue, Royal Academy, London 1974, p.76 , no. 162.
1980
Kathleen Nicholson, ‘Turner’s “Appulia in Search of Appulus” and the Dialectics of Landscape Tradition’, The Burlington Magazine, vol.122, October 1980, p.683 note 22.
1982
Evelyn Joll and Martin Butlin, L’opera completa di Turner 1793–1829, Classici dell’arte, Milan 1982, p.103, no. 213.
1984
Martin Butlin and Evelyn Joll, The Paintings of J.M.W. Turner, revised ed., New Haven and London 1984, p.92, no. 128.
2001
Evelyn Joll, Martin Butlin and Luke Herrmann (eds.), The Oxford Companion to J.M.W. Turner, Oxford 2001, p.8.