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,
David Harries Music Manuscripts
David Harries Music Manuscripts
Peter Reynolds Papers,
Peter Reynolds Papers,
W. Bradwen Jones Papers,
W. Bradwen Jones Papers,
Daniel Protheroe and Rhys Morgan Papers,
Daniel Protheroe and Rhys Morgan Papers,
William George (Composer) Manuscripts and Papers,
William George (Composer) Manuscripts and Papers,
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,
The Alun Hoddinott Archive,
The Alun Hoddinott Archive,
