Gwyn L Williams31/05/2015BBC Radio Cymru Duration: 1 awrFirst broadcast: Sun 31st May 2015, 06:00 on BBC Radio CymruLatest broadcast: Fri 18th Dec 2015, 05:00 on BBC Radio CymruAwr o gerddoriaeth amrywiol yng nghwmni Gwyn L Williams. Gwyn L Williams presents a variety of music.GenresMusicEntertainmentBrandGwyn L Williams Source: BBC Online