Ralph Willett, A Description of the Library at Merly, London, 1785, pp. 35-36; Proposals for publishing by Subscription a Series of Prints, that illustrate the Rise and Progress of Civilization and of Knowledge, as founded on Religion [ ...] in the Library of Ralph Willett, Esq., at Merley, in Dorset, n.d. [1785], p. 3, no. 24; A Description of the Library at Merly [...] / Description de la Bibliothèque de Merly [...], 1785, p. 13 and preceding illustration; T. Knox, 'A mortifying Lesson to human Vanity: Ralph Willett's Library at Merly House, Dorset', Apollo, vol. 152, July 2000, pp. 38-45