Mae gan Tommo restr chwarae arbennig iawn ar ben-blwydd Radio Cymru'n 40 oed. Tommo has a very special playlist on Radio Cymru's 40th birthday.
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Mae gan Tommo restr chwarae arbennig iawn ar ben-blwydd Radio Cymru'n 40 oed. Tommo has a very special playlist on Radio Cymru's 40th birthday.
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
