Welsh Bibliographical Society Papers,
Welsh Bibliographical Society Papers,
Hilda Morgan Music Manuscripts,
Hilda Morgan Music Manuscripts,
Clayton letters, &c.,
Clayton letters, &c.,
Clayton letters,
Clayton letters,
Barddoniaeth,
Barddoniaeth,
Llyfr eglwys Bethel (Caeo) a Bwlch-y-rhiw, etc.,
Llyfr eglwys Bethel (Caeo) a Bwlch-y-rhiw, etc.,
Barddoniaeth,
Barddoniaeth,
Howard de Walden manuscripts
Howard de Walden manuscripts
Leighton Hall Papers,
Leighton Hall Papers,
Manafon School Records,
Manafon School Records,
Presteigne Toc H Records,
Presteigne Toc H Records,
Rhymney Valley Campaign Against the Poll Tax Records,
Rhymney Valley Campaign Against the Poll Tax Records,
William Baxter manuscripts
William Baxter manuscripts
R. A. Williams (Goodwick) Papers,
R. A. Williams (Goodwick) Papers,
A. Osmond Williams press cuttings
A. Osmond Williams press cuttings
Pantyclochydd Manuscripts,
Pantyclochydd Manuscripts,
The 'Old Social Club', Aberystwyth, manuscripts,
The 'Old Social Club', Aberystwyth, manuscripts,
Fisher Manuscripts
Fisher Manuscripts
Rhuddgaer manuscripts
Rhuddgaer manuscripts
Castle Green Manuscripts,
Castle Green Manuscripts,
