- T39-41
- Sub-series
Part of Papurau Ap Nathan
Part of Papurau Ap Nathan
Part of Papurau Bob Owen, Croesor,
Part of Papurau Bob Owen, Croesor,
Part of Llawysgrifau Evan James
Part of Papurau Gwynfor
Amrywiol Gyrff a Sefydliadau A-Ll.
Amrywiol Gyrff a Sefydliadau M-Y.
Part of Papurau Thomas Gwynn Jones
Part of Papurau Dafydd Elis Thomas
Part of Papurau Bob Owen, Croesor,
Part of Papurau Bob Owen, Croesor,
Anrhydeddus Gymdeithas y Cymmrodorion, 1916-66,
Part of Papurau Undeb Cymru Fydd