Recorded 26 February 1983.
Peter Brötzmann Trio [Peter Brötzmann, tenor saxophone; Harry Miller, bass; Louis Moholo, drums]:
Recorded 28 November 1980.
Ed Blackwell, drums; Charles Brackeen, tenor saxophone:
Recorded 16 February 1980.
Don Cherry, stalagtites (5), flute (6):
Recorded October 1978.
All recorded at Soundscape, 52nd Street, NYC, apart from (5), in Mammoth Cave, Kentucky.
Cover (reproduced above) design by Arai Yasunori and Iizumi Etsuko; photography by Brad Graves.