design [graphic design] Ermalm's Egenart
illustration [chessboard illustration] Lajos Szelényi
illustration [front cover illustration] Urban Frank Studio
liner notes [commentaries on the work] Sten Hanson
liner notes [editor] Ann Marie Belfrage
liner notes [english translation] William Brunson
photography by Thomas Hellsing
producer [recording] Håkan Elmquist
Produced At Elektronmusikstudion
Produced At GMEB
Produced At Brooklyn College Center For Computer Music
1 to 6 were inspired by a series of books by Edgar Rice Burroughs.
7 was inspired by a science fiction novel by Michael Moorcock.

1 computer music realized at the Stockholm Institute of Electro-Acoustic Music (EMS).
2 computer music realized at the studio of Brooklyn College, New York
3 electronic music realized at Fylkingen studio, Stockholm; vocals recorded in Studio 2, Radiohuset, Stockholm on August 13, 1985
4 computer music realized at EMS
5 recorded in Studio 2, Radiohuset, Stockholm on August 13, 1985
6 computer music realized at EMS and the studio of Brooklyn College, University of New York; composed in the Studio Scylla of GMEB, Bourges
7 realized at Fylkingen studio, Stockholm February-March 1975

12-page booklet with notes in English