1. Kew, The National Archives of the United Kingdom
2. C 65 Chancery: Parliament Rolls.
3. SC 8 Special Collections: Ancient Petitions.
4. Amundesham, John, Annales Monasterii S. Albani (A.D. 1421–1440), ed. Henry T. Riley, 2 vols, Rolls Series 285 (London, 1870–1871).
5. Bain, Joseph, ed., Calendar of Documents Relating to Scotland, III: 1307–1357 (Edinburgh: Her Majesty’s General Register House, 1888).