The Honourable Society of Cymmrodorion Records,
The Honourable Society of Cymmrodorion Records,
T. Eurwedd Williams Manuscripts,
T. Eurwedd Williams Manuscripts,
Sir John Ballinger Papers
Sir John Ballinger Papers
Papurau'r Academi Gymreig / The Welsh Academy Papers,
Papurau'r Academi Gymreig / The Welsh Academy Papers,
Mostyn Manuscripts
Mostyn Manuscripts
Lecture notes, etc.
Lecture notes, etc.
Iolo Morganwg and Taliesin ab Iolo manuscripts and papers
Iolo Morganwg and Taliesin ab Iolo manuscripts and papers
Durrant's Press Cuttings,
Durrant's Press Cuttings,
Bodewryd (Sotheby) manuscripts and papers
Bodewryd (Sotheby) manuscripts and papers
Aneirin Talfan Davies letters,
Aneirin Talfan Davies letters,
Papurau Glyn M. Ashton,
Papurau Glyn M. Ashton,
Papurau Euros Bowen
Papurau Euros Bowen
Papurau Cymdeithas Lyfrau Ceredigion,
Papurau Cymdeithas Lyfrau Ceredigion,
