acoustic bass Buschi Niebergall
acoustic bass Peter Kowald
baritone saxophone, tenor saxophone, producer Peter Brötzmann
drums Han Bennink
drums Sven-Åke Johansson
engineer Günther Zipelius
piano Fred Van Hove
tenor saxophone Evan Parker
tenor saxophone Willem Breuker
Recorded At Lila Eule
Recorded May 1968/Lila Eule/Bremen

First edition of this record, privately released by Peter Brötzmann.
Later reissued on FMP: Machine Gun.