Effective period / Period of releases: 1971 - 2001

Members: Steve Williamson, Evan Parker, Radu Malfatti, Ray Carless, Harry Beckett, Thomas Dyani, Annie Whitehead, Talib Kibwe, Elton Dean, Claude Deppa, John Surman, Nick Evans, Alan Skidmore, Ernest Mothle, David Defries, Gary Windo, Mongezi Feza, Harry Miller, Chris McGregor, Segona Peter Tholo, Malcolm Griffiths, Mark Charig, Julian Argüelles, Louis Moholo, Johnny Dyani, Sonti Mndebele, François Jeanneau, Chris Biscoe, Louis Sclavis, Fayyaz Virji, Paul Taylor (3), Ronnie Beer, Mike Osborne, Dudu Pukwana, Darryl Lee Que, Brian Abrahams, André Goudbeek, Keith Bailey (2), Caroline Collins, Pinise Saul, Tony Maronie, Jean-Claude Montredon, Roland Perrin, Frank Williams (3), Didier Levallet, Peter Volpe, George Wolfaardt, Gilbert Matthews, Jeff Gordon (4), Robert Juritz, Bruce H. Grant