2/3. s of symphonies four to six. by Sir Roger Norrington , Leopold Stokowski , and Sir Colin Davis. To discuss the work, Charles Hazlewood is joined by conductor Marin Alsop and writer and broadcaster Rob Cowan. Beethoven is on Friday at 9pm on BBC2 Beethoven's symphonies 6-9 are available to download as MP3 files from Tuesday 28 June - visit bbc.co.uk/radio3/beethoven for more details