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