Practical Occultism: A survey of the whole field of mediumship through the trance mediumship of J. J. Morse, was first published in 1888. The book consists of seven lectures: Lecture I. The trance as the doorway to the occult. Its magnetic, natural, and spiritual forms of induction; Lecture II. Mediumship: its physical, mental, and spiritual conditions; Lecture III. Mediumship (continued): its foundation, development, dangers, and advantages; Lecture IV. Magic, sorcery, and witchcraft; Lecture V. The natural, spiritual, and celestial planes of the second state; Lecture VI. The soul world; its hells, heavens, and evolutions; and, Lecture VII. Life, development, and death in spiritland.