Catalogue of the Pictures at Hagley Hall, 1900, no. 17. John Loveday of Cavesham 1711-1789, ed. S Markham, 1984 p.508; A Description of Hagley Park by the author of Letters on the Beauty of Hagley, Envil and Leasowes, Birmingham, 1777, p.10 ('The Duchess of Buckingham, Daughter to Lord Fairfax; by VanDyke' when opposite to the door into the Parlour); W. Musgrave's 'Lists of Portraits', ed. A Meyer, Walpole Society, Vol 54, 1991; J. Smith, A Catalogue Raisonne of the Works of the Most Eminent Dutch, Flemish and French Painters, 1831, no,492; J. Guiffrey, Antoine Van Dyck: sa vie et son oeuvre, 1882, no. 419; L. Cust, Anthony Van Dyck: A Historical Study of His Life and Works, 1900, p.271; E. Larson, The Paintings of Anthony Van Dyck, 1988, no. 269; S.J. Barnes, N. de Poorter, O. Millar, H Vey, Van Dyck, A Complete Catalogue of the Paintings, 2004, p. 622, IV. 252