(possibly) Catalogue of the Portraits & Pictures in the Different Houses belonging to James Earl of Fife, privately printed, 1807, where possibly the portrait of King William III recorded at Duff House [no 27: Large Drawing- Room] or p. 75, that recorded at Rothemay House [no. 2: Dining-Room].
Cowdray Park Catalogue, London, 1919, p. 5, no. 18, and p. 6, no. 19 as 'Sir Godfrey Kneller' (in the Buck Hall).
C. Anson, A Catalogue of Pictures and Drawings in the Collection of The Viscount Cowdray, London, 1971, p. 3, nos. 11 and 12, as 'Sir Godfrey Kneller' (in the Buck Hall).
J. Ingamells, National Portrait Gallery, Later Stuart Portraits 1685-1714, London, 2009, p. 331, in which the portrait of King William III recorded as a version of the Windsor portrait.