20:00Discovering MusicMahler: Symphony No. 7BBC Radio 3 Duration: 20 minutes Fri 9th Mar 2012, 20:00 on BBC Radio 3Available for over a yearListen nowStephen Johnson reveals the inner workings of Mahler's Symphony No. 7. Show more GenresFactualArts, Culture & the MediaMusicClassicalFormatsDiscussion & TalkBrandDiscovering Music Source: BBC Online