Kees Hazevoet, piano, Bb clarinet; Peter Bennink, alto and sopranino saxophone, bagpipes; Peter Brötzmann, tenor saxophone, Eb and Bb clarinets; Han Bennink, Eb, Bb, bass clarinets, percussion; Johnny Dyani, bass; Louis Moholo, drums.
Cover design (reproduced above) by haazz.
Originally released on LP in 1976 as KGB 7076.