A1 & A2 Recorded in June 1973.
B1 & B2 Recorded in April 1973.
Limited to 700 copies on delxuxe 220 gram vinyl.
Originally self released by Derek Bailey in 1973 on reel to reel format in four separate issues.
Each edition was made on 1/4 tape on a 3" reel, and came in its own 3-1/2" square box.