Letters to J. H. Davies,
Letters to J. H. Davies,
Miscellaneous transcripts,
Miscellaneous transcripts,
Autograph letters,
Autograph letters,
'Gwallter Mechain' letters,
'Gwallter Mechain' letters,
Manuscripts,
Manuscripts,
A Humble address to His Highness ...,
A Humble address to His Highness ...,
Letters to J. H. Davies,
Letters to J. H. Davies,
Autograph letters,
Autograph letters,
Autograph letters,
Autograph letters,
Autograph letters,
Autograph letters,
Autograph letters,
Autograph letters,
Llyfryddiaeth y Cymry ...,
Llyfryddiaeth y Cymry ...,
Llyfryddiaeth y Cymry ...,
Llyfryddiaeth y Cymry ...,
Hakluyt's Voyages ...,
Hakluyt's Voyages ...,
'Enwogion LlĂȘn',
'Enwogion LlĂȘn',
A Bibliography of Welsh Ballads,
A Bibliography of Welsh Ballads,
Llanymowddwy rent charges,
Llanymowddwy rent charges,
Y Marchog Crwydrad,
Y Marchog Crwydrad,
Miscellaneous transcripts,
Miscellaneous transcripts,
Papers relating to Morgan Llwyd,
Papers relating to Morgan Llwyd,