Yr hanesydd Geraint Jenkins sy'n ymuno â Dei i sgwrsio am Iolo Morganwg. Historian Geraint Jenkins joins Dei to discuss Iolo Morganwg. Show more
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Yr hanesydd Geraint Jenkins sy'n ymuno â Dei i sgwrsio am Iolo Morganwg. Historian Geraint Jenkins joins Dei to discuss Iolo Morganwg. Show more