 Until 1932 he was the BBC's first chorus master, in which capacity he established and developed the Wireless Chorus and Wireless Singers (now the BBC Singers) and the BBC National Chorus (now the BBC Symphony Chorus).He first appeared at the Proms in 1929, conducting the combined BBC choral groups in Delius's "On Craig Dhu".He conducted at the Proms for the next two seasons, but not again until 1947.