- 91.
- Ffeil
- [1921x1963].
Gair ar hanes Cymdeithas Dafydd ap Gwilym.
Gair ar hanes Cymdeithas Dafydd ap Gwilym.
'Edward I's castle-building in Wales'. Sir John Rhys Memorial Lecture, 1944. Proceedings of the British Academy, 1946, Vol. XXXII [1950], pp. 15-81.
'The treason of Thomas Turberville, 1295'. In Studies in Medieval History presented to Frederick Maurice Powicke (Oxford: Clarendon Press, 1946), pp. 296-309.
List and details of early Parliaments, with citation of authorities, 1213-1327,
Notes on Parliaments, 1327-83,
Notes on the Anglo-Saxon version of Bede,
Extracts from the laws of Cnut [Canute], 1027[?]-34,
Notes on the Latin versions of the Welsh lawbooks,
Introductory material and related correspondence,
Various Accounts Exchequer, King's Rembrancer [E 101], Bundle 486, no. 8,
Account of works at Caernarvon.
Pipe Roll (Exchequer, Lord Treasurer's Remembrancer) [E. 372/158] m. 48,
Account of Walter de Wyncestre for works on Beaumaris Castle.
Flintshire Historical Society,
Jesus College, Oxford, Quater-centenary Appeal Committee,
Literary and Forum Committee of the London Welsh Trust,
Anglo-American Conference of Historians,
Examination of PhD thesis, 'A critical study of the Latin texts of the Welsh laws' (PhD, Wales, 1960), and related correspondence, 1962, concerning publication of the research.