They Came Before Columbus | 1976 |
| 1945 |
The Ancient City - Numa Denis Fustel de Coulanges
| 1864 |
Hypnerotomachia Poliphili: The Strife of Love in a Dream - Francesco Colonna
- Joscelyn Godwin (Translator)
| 1499 |
| 2001 |
| 2011 |
Porphyry's Against the Christians | 300 |
The Mysteries of Mithra - Franz Cumont
- Thomas J. McCormack (Translator)
| 1900 |
| 2001 |
The Language of the Goddess | 1989 |
The Master and His Emissary | 2019 |
| 1987 |
| 1996 |
The Secret Teachings of All Ages | 1928 |
The lost language of plants | 2002 |
| 1983 |
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Myths and Symbols in Pagan Europe: Early Scandinavian and Celtic Religions | 1988 |
Saxo Grammaticus and the Life of Hamlet - William F. Hansen
- Saxo Grammaticus
| 1983 |
| 1807 |
| 1974 |
The Kalevala - Keith Bosley (Translator)
- Elias Lönnrot
- Anonymous
| 1835 |
| |
| 2010 |
Stonehenge and Other British Stone Monuments Astronomically Considered | 2003 |
The Mysteries of the Great Cross of Hendaye: Alchemy and the End of Time - Jay Weidner
- Vincent Bridges
| 1999 |
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Orpheus and Greek religion | 1934 |
The ancient mysteries : a source book of sacred texts | 1987 |
| 1978 |
| 1976 |
Gods and Myths of Northern Europe | 1964 |
The encyclopedia of psychoactive plants | 1998 |
Pihkal - Alexander Shulgin
- Ann Shulgin
| 1990 |
How God Became King: The Forgotten Story of the Gospels | 2012 |
| 1998 |
The Secret Life of Plants: A Fascinating Account of the Physical, Emotional and Spiritual Relations Between Plants and Man - Peter Tompkins
- Christopher Bird
| 2018 |
Slave Species of the Gods | 2005 |
| 1985 |
The New View over Atlantis | 1983 |
Tales of a Shaman's Apprentice: An Ethnobotanist Searches for New Medicines in the Rain Forest | 1993 |
Pagan Christmas - Christian Rätsch
- Claudia Müller-Ebeling
| 2006 |
Chaos, Creativity and Cosmic Consciousness - Rupert Sheldrake
- Terence McKenna
- Ralph H. Abraham
| 1992 |
Acid Dreams - Martin A. Lee
- Bruce Shlain
| 1985 |
Ecstasies - Carlo Ginzburg
- Raymond Rosenthal (Translator)
| 1989 |
| 1993 |
Sacred and Herbal Healing Beers: The Secrets of Ancient Fermentation | 1998 |
| 2006 |
Entangled Minds : Extrasensory Experiences in a Quantum Reality | 2006 |
The Pagan Religions of the Ancient British Isles: Their Nature and Legacy | 1991 |
| 1998 |
| 2007 |
The Traveler's Key to Ancient Egypt: A Guide to the Sacred Places of Ancient Egypt | 1985 |
LSD: My Problem Child – Reflections on Sacred Drugs, Mysticism and Science | 1979 |
| 1998 |
| 1981 |
The Parapsychology Revolution | 2008 |
| 2011 |
| 2003 |
Journey Through the Ice Age | 1997 |
Human Beginnings in South Africa: Uncovering the Secrets of the Stone Age | 1999 |
| 1990 |
The Dawn of Human Culture - Richard G. Klein
- Blake Edgar
| 2002 |
| 1992 |
| 1987 |
Inner paths to outer space : journeys to alien worlds through psychedelics and other spiritual technologies - Rick Strassman
- Slawek Wojtowicz
- Luis Eduardo Luna
- Ede Frecska
| 2008 |
The Secret Teachings of Plants | 2004 |
| 1994 |