Index to A Catalogue of the Harleian Manscripts
- NLW MS 840B
- Ffeil
- [c. 1808]-1812
Rhan oTŷ Coch Manuscripts
A transcript of all the items relating to 'the Principality of Wales' in the preface and index to A Catalogue of the Harleian Manscripts in the British Museum ... With indexes of persons, places, and matters, I-IV (London, 1808-1812).