- NLW ex 1458-9.
- Ffeil
- 1992, November.
'Ar Ymylon Meddygaeth: meddyges pen draw Llyn cipolwg ar hen gymdeithas', a typescript study by Dr Emyr Wyn Jones including a transcript of an account of 'Meddyges Bryn Canaid, Aberdaron', as recorded by William Jones ('Gwilym Daron', 1909-1985), Aberdaron; together with a photocopy of the account written by William Jones.