Allegri's setting of Psalm 51. Introduced by Barry Rose, from a 1987 programme which includes Barry Rose talking to the Choir's director, Stephen Cleobury about how he trains his choristers (that will follow seperately).
I have had to edit out one verse I'm afraid to make it fit on Youtube. I took out one where the cameras spent most time gazing at the stained glass windows.
The superb treble soloist has been named by a relative in a message posted here as IAN BARTER, who is now a highly successful music producer.