Agoriad y Cynulliad - ymunwch â Dylan Jones ar gyfer yr agoriad brenhinol. Royal Opening of the Assembly.
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Agoriad y Cynulliad - ymunwch â Dylan Jones ar gyfer yr agoriad brenhinol. Royal Opening of the Assembly.
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
