BBC Proms2015Mahler: Symphony No. 9BBC Radio 3 Duration: 1 hour, 25 minutesSir Mark Elder conducts the National Youth Orch in Mahler's Symphony No. 9.ContributorsComposer:Gustav MahlerPerformer:The National Youth OrchestraConductor:Sir Mark ElderGenresMusicClassicalBrandBBC PromsSeriesBBC Proms: 2015 Source: BBC Online