Tiffany Joel. The Astral World. Higher Occult Powers

Third Edition. — Chicago: de Laurence, Scott & Company, 1910. — 224 p.Clairvoyance, Spiritism, Mediumship, and Spirit-Healing Fully Explained by Joel Tiffany.On the Determination of Truth.
The Sphere of Lust.
The Second, or Relational Sphere.
Communication.
Philosophy of Progression.
Mediumship.
Mediumship—Spiritual Healing.
Condition of the Spirit in the Spirit-World.
Organization—Individualization.
What Constitutes the Spirit.
Lust.
Marriage—Free Love.