London, GB, Wellcome Historical Medical Library, MS 253

Contents:Roll given to King Edward and containing at its conclusion the fees paid to Master Simon the Surgeon on 9th June 1278.

Description:On vellum and bound with boards, half-membrane is loose.

Bibliography:Moorat, S.A.J. Catalogue of Western Manuscripts on Medicine and Science in the Wellcome Historical Medical Library. I. MSS. Written before 1650 A. D. London: The Wellcome Historical Medical Library, 1962. p.156.
Smith, J. Beverley, and Llinos Smith. History of Merioneth II: The Middle Ages. Cardiff: University of Wales Press, 2001, p. 47.
Smith, J. Beverley. Llywelyn Ap Gruffudd: Prince of Wales. Chicago: University of Chicago Press, 1998, pp. 426, 433, 449
Taylor, A. J. P. Studies in Castles and Castle-Building. London: Hambledon, 1985, p. 178.