DICTIONARY OF THE SUPERNATURAL: AN A TO Z OF HAUNTINGS, POSSESSION, WITCHCRAFT, DEMONOLOGY AND OTHER OCCULT PHENOMENA PETER UNDERWOOD 1978
HAMLET’S MILL: AN ESSAY INVESTIGATING THE ORIGINS OF HUMAN KNOWLEDGE AND ITS TRANSMISSIONS THROUGH MYTH GIORGIO DE SANTILLANA 1969
HORIZONS OF IMMORTALITY: THE CHRISTIAN BELIEF IN IMMORTALITY IN THE LIGHT OF MODERN THOUGHT FREDERICK DOYLE KERSHNER 1926
THE INFIDELITY OF THE TIMES, AS CONNECTED WITH THE RAPPINGS AND THE MESMERISTS REV. W. H. CORNING 1854