Bass - Arjen Gorter , Buschi Niebergall , Peter Kowald Drums - Han Bennink , Pierre Favre Guitar - Derek Bailey Piano - Alexander von S chlippenbach , Fred Van Hove , Irène Schweitzer Saxophone - Evan Parker Saxophone [Tenor] - Gerd Dudek , Peter Brötzmann Trumpet - Enrico Rava , Hugh Steinmetz , Manfred Schoof Tuba - Paul Rutherford Recorded June 1969, Bremen, Germany.