- NLW MS 8425C.
- Ffeil
- 1898-1899.
Rhan oNeuadd Wen Manuscripts,
Notes and schemes of lectures on prehistory, Edinburgh, London, and the Barmouth district, 1898-1899.
Rhan oNeuadd Wen Manuscripts,
Notes and schemes of lectures on prehistory, Edinburgh, London, and the Barmouth district, 1898-1899.