Arcana of Spiritualism: a Manual of Spiritual Science and Philosophy

Studies in the Out-lying Fields of Psychic Science

Secrets of the Convent

Arcana of Spiritualism: A Manual of Spiritual Science and Philosophy

Evolution of the God and Christ Ideas

Arcana of Nature: Or, The History and Laws Or Creation, Volume 1

Studies in the Out-Lying Fields of Psychic Science: Exploring Psychic Phenomena: A Scholarly Journey Through Spiritualism and Science

Origin and Antiquity of Man

Arcana of Nature: Or, The History and Laws of Creation, Volume 1

The Career of the God-idea in History

Arcana of Nature: Or, The History and Laws of Creation ...

Arcana of Nature; Or, the History and Laws of Creation. With an Appendix by D. Kelley. (Arcana of Nature; Or the Philosophy of Spiritual Existence and of the Spirit World ... Vol. II.).

Arcana of Nature: Or, The History and Laws of Creation, Volume 2

Arcana of Spiritualism: A Manual of Spiritual Science and Philosophy

Studies in the Out-lying Fields of Psychic Science

Religion of Man and Ethics of Science

Arcana of Nature; Or, the History and Laws of Creation. With an Appendix by D. Kelley. (Arcana of Nature; Or the Philosophy of Spiritual Existence and of the Spirit World ... Vol. II.).

Religion of Man and Ethics of Science

The Convent of the Sacred Heart

The Ethics of Spiritualism: A System of Moral Philosophy, Founded on Evolution and the Continuity of Man's Existence Beyond the Grave