Effective period / Period of releases: 1955 - 1975

Members: Francis Baines, Peter Pears, Benjamin Britten, James Blades, Manoug Parikian, Richard Adeney, Osian Ellis, Vernon Elliott, Philip Ledger, Norman Del Mar, Cecil Aronowitz, Enid Simon, Roger Brenner, Benjamin Luxon, Graham Sheen, Christopher Hyde-Smith, Martin Isepp, Keith Marjoram, Terence Weil, Stuart Knussen, Stephen Waters, Suzanne Rozsa, Olive Zorian, Peter Reeve, Lesley Duff, Joan Cross, Eric Crozier (2), John Piper (3), Neill Sanders, Edward Wilson, John Francis (17), Joy Boughton, Jack Kessler (2), Charles Gregory (7), George Roth (3), David Burditt, John Wolfe (7), Herbert Wilson (4)