- A Textbook of Theosophy
- AE in the Irish Theosophist
- Cosmic Consciousness: The Man-God Whom We Await
- De Groote Pyramide
- Death—and After?
- Education as Service
- Five Years of Theosophy
- Light on the Path and Through the Gates of Gold
- London Lectures of 1907
- Reincarnation: A Study in Human Evolution
- Self-Development and the Way to Power
- Studies in Occultism; A Series of Reprints from the Writings of H. P. Blavatsky: No. 1: Practical Occultism—Occultism versus the Occult: Arts—The Blessings of Publicity
- The Astral Plane: Its Scenery, Inhabitants and Phenomena
- The Basis of Morality
- The Beautiful Necessity: Seven Essays on Theosophy and Architecture
- The Crest-Wave of Evolution: A Course of Lectures in History, Given to the Graduates' Class in the Raja-Yoga College, Point Loma, in the College-Year 1918-19
- Vier Voordrachten over Theosofie