Amaethyddiaeth/Agriculture Add to clipboard P1/9 File 1980-1981 Part of Papurau Gwynfor Evans/Gwynfor Evans Papers,
Amaethyddiaeth: y Swyddfa Gymreig/Agriculture: the Welsh Office Add to clipboard P1/7 File 1978 Part of Papurau Gwynfor Evans/Gwynfor Evans Papers,
Amaethyddiaeth a thir/Agriculture and the land Add to clipboard P1/6 File 1974-1977 Part of Papurau Gwynfor Evans/Gwynfor Evans Papers,