- NLW MS 11673B.
- Ffeil
- [1862x1896] /
David Richards, Caerphili (ed): Swn Addoli: sef Casgliad o Hen Alawon Cymreig ... (Llanidloes [1862]), together with a few additions in the hand of the Reverend Evan Lewis, Brynberian.
David Richards and Evan Lewis.