The Connoisseur, May 1927, p. 59; WGC, pp. 94, 184, pl. 52b as A Welsh Waterfall, Pistyll Cain, Merionethshire; Cardiff 1961, pp. 26-27 (as Pistyll Cain, Merioneth); Herrmann 1973, p. 57, pl. 49A (as Pistyll Cain , Merioneth); Solkin 1982, pp. 239-41; S. Smiles & M. Pidgley, exh. cat., The Perfection of England: Artist Visitors to Devon, c. 1750-1870, Exeter & Nottingham 1995, pp. 109, 111; Quilley & Bonehill 2004, p. 112