部分外文图书需从archive.org和谷歌图书等国内无法直接访问的网站下载。
- Gutenberg Welsh Books Collection
- The literature of the Kymry (1876)
- The history of the literature of Wales (1884)
- The Renaissance and Welsh literature (1908)
- Wales in the seventeenth century (1918)
- Manual of Welsh literature (1909)
- An essay on the influence of Welsh tradition (1841)
- Les bardes bretons, poèmes du VIe siècle & traduction en français (1860)
- Peredur ab Efrawc (1887)
- Essai sur la composition du roman gallois de Peredur (1909)
- The Mabinogion (1838) : I & II – III
- The text of the Mabinogion (1887)
- Les Mabinogion et autres romans gallois tirés du Livre rouge de Hergest et du Livre blanc de Rhydderch (1913)
- Llyfr Gwyn Rhydderch
- The history of Gruffydd ap Cynan (1910)
- The four ancient books of Wales (1868) : I (introduction & traduction) & II
- Gwaith Lewis Glyn Cothi (1837) : I & II
- Iolo manuscripts (1888)
- Clychau’r Nadolig, hen garolau Cymreig (1942)
- Canu haf (1944)
- Beibl.net