Track 1-1 — 1982; in the fourth segment the baseline sound is recorded from a Survival Research Laboratories event in San Francisco, 1981, entitled "A Short Excursion Into the Pit of Everlasting Fire."
Track 1-2 — 1983.
Track 1-3 — 1982.
Track 2-1 — 1986; recorded live by NOS Radio.
Track 2-2 — 1987