John Hardy gydag archif ac atgofion i nodi deugain mlynedd ers marwolaeth Ryan Davies. John Hardy visits the Radio Cymru archive to mark forty years since the death of Ryan Davies. Show more
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John Hardy gydag archif ac atgofion i nodi deugain mlynedd ers marwolaeth Ryan Davies. John Hardy visits the Radio Cymru archive to mark forty years since the death of Ryan Davies. Show more
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
