S.E. James, Kateryn Parr, London, 1999, p. 421, fig. 30, as circa 1546.
BBC History Magazine, April 2009, p. 33.
J.P. Carley, 'Sixth Wife. Italic ambitions: The works of Henry VIII's last queen and the problem of identifying exactly what Katherine wrote', The Times Literary Supplement, London, 3 June 2011, pp. 1-5, as 'English school, sixteenth century', illustrated on the cover.
Richmond, Hampton Court Palace, Henry's Women, 10 April-3 August 2009 (no catalogue).