- Sotheby MS B5 [RESTRICTED ACCESS].
- File
- [?17 cent.]
Manuscript containing a grammar of the Welsh language, entitled 'Rhaglwybr Brithoneg' or 'An Introduction to the Brittish Tongue'.
Manuscript containing a grammar of the Welsh language, entitled 'Rhaglwybr Brithoneg' or 'An Introduction to the Brittish Tongue'.