Publisher: Xanadu, UK

Binding: Hardback

Date of issue: August 1988

Cover: Dustjacket. Black boards.

Publisher’s series: The Supernatural Library

ISBN: 0947761438

Page count: 287

Additional material: Introduction by Colin Wilson.

Edition notes: Contains two textual errors. A duplication of text on p. 74–75, and a second duplication on p. 265–266 (this second duplication results in a loss of two pages of text from the original). See here, for a PDF of the missing text.