16:30In TuneThursday - Petroc TrelawnyBBC Radio 3 Duration: 2 hours Thu 19th May 2011, 16:30 on BBC Radio 3Petroc Trelawny presents a selection of music and guests from the arts world. Show more GenresFactualArts, Culture & the MediaMusicClassicalFormatsDiscussion & TalkMagazines & ReviewsBrandIn Tune Source: BBC Online