Addysg a'r Iaith Gymraeg/Education and the Welsh Language Add to clipboard P1/4 File 1977-1978 Part of Papurau Gwynfor Evans/Gwynfor Evans Papers,
Addysg ddwyieithog/Bilingual education Add to clipboard P1/1 File 1968-1975 Part of Papurau Gwynfor Evans/Gwynfor Evans Papers,