Effective period / Period of releases: 1971 - 1996

Members: James McMillan, John Warren, Guy Barker, Fiachra Trench, Chris Hunter, Harry Beckett, Kenny Wheeler, Mike Westbrook, Phil Minton, Lindsay Cooper, John Taylor (2), Brian Godding, John Marshall, Alan Skidmore, Pete Whyman, Henry Lowther, George Khan, Chris Laurence, Harry Miller, Frank Schaefer, Ray Warleigh, Derek Wadsworth, Georgie Born, Dave Holdsworth, Alan Jackson, Malcolm Griffiths, Paul Rutherford (2), John Mitchell (2), Dave Bitelli, Anthony Kerr, Paul Nieman, Alan Wakeman, Mike Page, Tony Marsh, Gary Boyle, Norma Winstone, Dick Pearce, Nigel Carter, Dave Chambers (2), Geoff Perkins, Phil Todd, Steve Berry, Alan Barnes, Dave Plews, Dave Bishop, Danilo Terenzi, Chris Biscoe, Dave Barry, Steve Cook (2), Tracy Holloway, Stuart Brooks, Mike Osborne, Noel Langley, Adrian Lane, Andy Bush, Chris Caldwell, Alan Downey (2), Karen Street, Kate Westbrook, Mark Bassey, David Powell, John Winfield, Dominique Pifarély, Stanley Adler, Graham Russell (3), Alan Sinclair (3), Peter Fairclough, Andy Grappy, Pete Saberton, Paul Edmonds (2)