Tertium Organum: The Third Canon of Thought

P. D. Ouspensky

The Death of Ivan Ilyich

Leo Tolstoy

Heaven and Hell: A 2011 Abridged Edition

Emanuel Swedenborg edited by Simon Parke

Passport to the Cosmos

John E. Mack

Tertium Organum

P. D. Ouspensky

Cosmic Consciousness

Richard Maurice Bucke