Llawysgrifau David de Lloyd,
Llawysgrifau David de Lloyd,
Llawysgrifau Evan James
Llawysgrifau Evan James
William Mathias Music Manuscripts and Papers
William Mathias Music Manuscripts and Papers
David Evans (Musician) Papers
David Evans (Musician) Papers
T. E. Teasdale Griffiths Papers,
T. E. Teasdale Griffiths Papers,
Peter Reynolds Papers,
Peter Reynolds Papers,
David Harries Music Manuscripts
David Harries Music Manuscripts
Daniel Protheroe and Rhys Morgan Papers,
Daniel Protheroe and Rhys Morgan Papers,
William George (Composer) Manuscripts and Papers,
William George (Composer) Manuscripts and Papers,
W. Bradwen Jones Papers,
W. Bradwen Jones Papers,
The Alun Hoddinott Archive,
The Alun Hoddinott Archive,
D. 'Afan' Thomas (Composer) Music Manuscripts,
D. 'Afan' Thomas (Composer) Music Manuscripts,
William Owen, Prysgol, Papers,
William Owen, Prysgol, Papers,
J. Glyndyrus Williams Music MSS,
J. Glyndyrus Williams Music MSS,
