Benjamin Walker

Encyclopedia of Metaphysical Medicine

Foundations of Islam

Hindu World; An Encyclopedic Survey of Hinduism

Hindu World

Fortified

Paulie

Gnosticism

Tatrism

Tantrism

Encyclopedia of the Occult, the Esoteric and the Supernatural

Encyclopedia of Esoteric Man

Beyond the Body

Sex and the supernatural

Diederichs Gelbe Reihe, Bd.96, Gnosis