Publications
"A Principle Protest", John Caryll, second Baron Caryll of Durford, 1667-1736, by H. Erskine-Hill, published 1975 in The Social Milieu of Alexander Pope (article)
John, First Lord Caryll of Durford, and the Caryll Papers, by H. Erskine-Hill, published 1995 in The Stuart Court in Exile and the Jacobites (chapter 5, article, pp.73-90)