The Psychic Battlefield: A History of the Military-Occult Complex

H. P. Lovecraft's Dreamlands (Call of Cthulhu Roleplaying Game)

Cthulhu Now: Modern Adventures and Background for Call of Cthulhu Roleplaying/3307

Fearful Passages (Call of Cthulhu Roleplaying Game Series)

Cults That Kill: Probing the Underworld of Occult Crime

Bluff Your Way in the Occult

H. P. Lovecraft's: Cthulhu Roleplaying Beyond the Wall of Sleep (Call of Cthulhu Roleplaying Game Series)

Cthulhu by Gaslight: Horror Roleplaying in the 1890's (Call of Cthulhu Roleplaying Game Series)

Gurps Myth: Roleplaying in the World of the Fallen Lords (GURPS: Generic Universal Role Playing System)

Telecult Power; The Amazing New Way to Psychic and Occult Wonders,