- NLW MS 10352B.
- Ffeil
- [1938] /
An anthology compiled by Basil Roberts-Jones ('Rhys ap Iorwerth'), Cardiff.
Roberts-Jones, Basil, Rhys ap Iorwerth
An anthology compiled by Basil Roberts-Jones ('Rhys ap Iorwerth'), Cardiff.
Roberts-Jones, Basil, Rhys ap Iorwerth