Presented by Michael Oliver 'A thousand times better than words': Roger Nichols examines Mendelssohn's Lieder ohne Worte.
'One day the work will quickly ripen as in the hot sun
Patrick Lambert considers the genius of Janacek's unfinished symphony.
A conversation with the conductor Sian Edwards. 'Our fruitful age - of transcription Misha Donat talks about authentic and inauthentic arrangements of Beethoven.
Producers ANDREW KUROWSKI and ANDREW LYLE