1. Helen Nicholson, Hospitallers: The History of the Order of St John (Woodbridge, 2001), p. 3.
2. Michael Gervers, ‘Donations to the Hospitallers in England in the Wake of the Second Crusade’, in Michael Gervers (ed.), The Second Crusade and the Cistercians (New York, 1992), pp. 157–59.
3. Helen Nicholson, The Knights Templar: A New History (Stroud, 2002), p. 185.
4. Rosite McHugh, The Knights of Malta: 900 Years of Care (Dublin, 1996), p. 45
5. John Watt, The Church in Medieval Ireland (Dublin, 1972), p. 49; Registrum de Kilmainham, p. 140.