Effective period / Period of releases: 1966 - 1998

Members: Archie Shepp, Raphe Malik, Peter Brötzmann, Marc Edwards, Frank Wright, Cecil Taylor, William Parker, Andrew Cyrille, Sunny Murray, Ted Curson, Alan Silva, Jimmy Lyons (2), Henry Grimes, Carlos Ward, Roswell Rudd, Ronald Shannon Jackson, Steve McCall, Leroy Jenkins, David S. Ware, Rashid Bakr, Earl McIntyre, Jerome Cooper, Thurman Barker, Ramsey Ameen, Norris Jones