'Llyvyr hir Llywarch Reynolds',
- NLW MS 970E [RESTRICTED ACCESS].
- Ffeil
- [1601x1615], [1862x1916] /
Welsh poetry in the hand of Llywelyn Sion, Llangewydd. Also included are a few autograph letters to Llywarch Reynolds and an index to the contents of the volume.
Llywelyn Siôn and others.