John Hardy'n dilyn hanes cylchgrawn mwya dadleuol Cymru trwy sgyrsiau a thapiau sain. The history of Wales's most controversial magazine.
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John Hardy'n dilyn hanes cylchgrawn mwya dadleuol Cymru trwy sgyrsiau a thapiau sain. The history of Wales's most controversial magazine.
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
