1. Irish Newspaper Archives
2. The Irish Times Newspaper Archive
3. Bew, Paul. Churchill and Ireland. Oxford: Oxford University Press, 2016.
4. Biagini, Eugenio. “The Irish Times, Southern Protestants and the Memory of Gladstone, 1898–1938.” In Gladstone: Ireland and Beyond, edited by Mary E. Daly and K. Theodore Hoppen, 122. Dublin: Four Courts Press, 2011.
5. Bromage, Mary. Churchill and Ireland. Notre Dame: University of Notre Dame Press, 1964.