45 titles The Outsider 1956 ) [nonfiction: hb/nonpictorial]Ritual in the Dark 1960 ) [Gerard Sorme : hb/nonpictorial]The Strength to Dream: Literature and the Imagination 1962 ) [nonfiction: coll: hb/nonpictorial]Man Without a Shadow: The Diary of an Existentialist 1963 ) [Gerard Sorme : hb/nonpictorial]The Sex Diary of Gerard Sorme 1963 ) [vt of the above: Gerard Sorme : hb/]The Mind Parasites 1967 ) [Cthulhu Mythos : hb/uncredited]The Glass Cage 1967 ) [hb/]The Philosopher's Stone 1969 ) [Cthulhu Mythos : hb/Michael Whittlesea]The Strange Genius of David Lindsay: An Appreciation 1970 ) with E H Visiak and J B Pick [nonfiction: anth: David Lindsay : hb/nonpictorial]The God of the Labyrinth 1970 ) [Gerard Sorme : hb/]The Black Room 1971 ) [hb/]The Hedonists 1971 ) [vt of the above: Gerard Sorme : pb/]The Occult 1971 ) [nonfiction: hb/]Tree by Tolkien 1973 ) [nonfiction: chap: on J R R Tolkien : hb/Peter Juerges]The Schoolgirl Murder Case 1974 ) [Inspector Gregory Saltfleet : hb/]The Return of the Lloigor 1974 ) [chap: Cthulhu Mythos : pb/nonpictorial]Jorge Luis Borges 1974 ) [nonfiction: chap: Jorge Luis Borges : pb/Hugo Manning]Hermann Hesse 1974 ) [nonfiction: chap: Hermann Hesse : pb/photographic]The Space Vampires 1976 ) [hb/nonpictorial]Dark Dimensions: A Celebration of the Occult 1978 ) [nonfiction: anth: brief biographies of occultists: hb/]Mysteries: An Investigation into the Occult, the Paranormal, and the Supernatural 1978 ) [nonfiction: sequel to The Occult above: hb/]Science Fiction as Existentialism 1978 ) [nonfiction: chap: pamphlet: pb/]The Haunted Man 1979 ) with E H Visiak and J B Pick [nonfiction: anth: vt of the above: David Lindsay : hb/Judy Cloyd]The Book of Time 1980 ) with John Grant [nonfiction: anth: essays on Time : Wilson is "consultant editor", Grant actual editor: hb/photographic]Starseekers 1980 ) [nonfiction: hb/]Frankenstein's Castle: The Right Brain: Door to Wisdom 1980 ) [nonfiction: hb/Angela Lewer]The Directory of Possibilities 1981 ) with John Grant [nonfiction: anth: hb/Peter Wrigley]The Quest for Wilhelm Reich 1981 ) [nonfiction: hb/nonpictorial]Poltergeist! A Study in Destructive Haunting 1981 ) [nonfiction: Poltergeists : hb/nonpictorial]The Janus Murder Case 1984 ) [Inspector Gregory Saltfleet : hb/]A Criminal History of Mankind 1984 ) [nonfiction: hb/photographic]Lifeforce 1985 ) [vt of the above: pb/]The Personality Surgeon 1985 ) [hb/]Afterlife: An Investigation of the Evidence for Life After Death 1985 ) [nonfiction: hb/]Spider World: The Tower 1987 ) [Spider World : hb/Chris Foss ]Spider World: The Delta 1987 ) [Spider World : hb/Chris Foss ]Spider World 1: The Desert 1988 ) [cut vt: first part of the above: Spider World : pb/Luis Rey]Beyond the Occult: Twenty Years' Research Into the Paranormal 1988 ) [nonfiction: hb/]Spider World 2: The Tower 1989 ) [cut vt: second part of the above: Spider World : pb/Luis Rey]Spider World 3: The Fortress 1989 ) [cut vt: third part of the above: Spider World : pb/Luis Rey]Written in Blood: A History of Forensic Detection 1989 ) [nonfiction: hb/]The Mammoth Book of the Supernatural 1991 ) with Damon Wilson [nonfiction: Damon Wilson is the author's son: pb/]Spider World: The Magician 1992 ) [Spider World : hb/Chris Foss ]From Atlantis to the Sphinx: Recovering the Lost Wisdom of the Ancient World 1996 ) [nonfiction: hb/]Spider World: Shadowland 2003 ) [Spider World : pb/]