Gwyn L Williams17/05/2015BBC Radio Cymru Duration: 1 awrFirst broadcast: Sun 17th May 2015, 06:00 on BBC Radio CymruLatest broadcast: Mon 7th Dec 2015, 05:00 on BBC Radio CymruDwy awr o gerddoriaeth amrywiol yng nghwmni Gwyn L Williams. Gwyn L Williams presents a variety of music.GenresMusicEntertainmentBrandGwyn L Williams Source: BBC Online