Twenty-three numbered copies of the tape were accompanied with the monograph "ARH +" by HR Giger (Taschen, First Edition 1992, ISBN-10: 3-89450-186-3). Having the I.Ö.R. not required any formal permission for the reproduction in part of "Spell II" (1973, Work no. 238) on the cover of the tape, has decided to purchase copies of the book and offers the same to purchasers of the tape.
Twenty-three not numbered copies were transferred in different ways to cultural entities.