Rhaglen yn dilyn hynt a helynt y gyrrwr rali ifanc Wyn Humphreys a'i dîm. A programme following young Welsh rally driver Wyn Humphreys and his team.
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Rhaglen yn dilyn hynt a helynt y gyrrwr rali ifanc Wyn Humphreys a'i dîm. A programme following young Welsh rally driver Wyn Humphreys and his team.
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
