- NLW MS 8360C.
- Ffeil
- [1915x1920] /
Rhan oNeuadd Wen Manuscripts,
Material (text, vocabulary, and notes) collected by Tom Matthews for a second volume of 'Gwaith Iolo Goch' in continuation of Gwaith Iolo Goch printed in 'Cyfres y Fil', Llanuwchllyn, 1915.
Tom Matthews.