Spiritual

Fearless You

A Series of Lessons in Raja Yoga

Reincarnation and the Law of Karma

Wake Up

Behind the Arras: A Book of the Unseen

Trials and Triumphs of Faith

Insights and Heresies Pertaining to the Evolution of the Soul

Life Questions, Spiritual Answers

Among the Forces

The Morning of Spiritual Youth Improved, in the Prospect of Old Age and Its Infirmities

Joy and Power: Three Messages with One Meaning

Apology That Worked

The Witness Within

The Codex of Awakening

The Way of Initiation; or, How to Attain Knowledge of the Higher Worlds

Prentice Mulford: Autobiographical Works (Life by Land and Sea, The Californian's Return & More)

The Sufism of the Rubáiyát, or, the Secret of the Great Paradox

The Doctrine and Practice of Yoga

The Land of Content

The Romance of the Soul