Papurau Prosiect Addysg Ddwyieithog y Cyngor Ysgolion,
Papurau Prosiect Addysg Ddwyieithog y Cyngor Ysgolion,
Papurau Alwyn D. Rees,
Papurau Alwyn D. Rees,
E. A. Lewis Papers,
E. A. Lewis Papers,
Sir E. Vincent Evans Papers,
Sir E. Vincent Evans Papers,
John Bryn Roberts Collection,
John Bryn Roberts Collection,
University College of Wales, Aberystwyth, Old Students' Association Records,
University College of Wales, Aberystwyth, Old Students' Association Records,
Idris Foster Papers,
Idris Foster Papers,
Elwyn and Margaret Davies Papers,
Elwyn and Margaret Davies Papers,
T. George Davies Papers,
T. George Davies Papers,
Bishop John Owen Papers,
Bishop John Owen Papers,
