- A1/29.
- Ffeil
- 1997.
Rhan oKyffin Williams Archive
Includes letters from Colin Ford (3), Rebecca John (2), Dewi Z. Phillips, Luned Roberts de González, Tegai Roberts, Colin See-Paynton (2), Bernard Dunstan (2), Tony Curtis (3, including a typescript copy of a poem for KW 'Farm above the sea'), David Backhouse, Ivor Davies, John Ward (2), Derec Llwyd Morgan (3), Philip Dowson (3), David Peace (2), and Peter Prendergast.