By 1947, as Duke University Laboratory experiments made evident, the Special Theory of Relativity carried to its logical conclusion indicates, on the inner plane where velocities are greater than that of light, not only the Now can be perceived, but consciousness can move either forward or backward along world-lines. Moving backward it can perceive happenings of the past. Moving forward it can perceive happenings of the future.

"The word occult carries with it an air of mystery...but all forces are mysterious to those who have not studied them. And what is mysterious to the ignorant is obvious to the learned. But there is nothing supernatural, nothing, that is, not governed by natural laws.

CONTENTS
Occult Data* Astral Substance* Astral Vibrations* Doctrine of Nativities* Doctrine of Mediumship* Spirits* Phenomenal Spirits