Yogi Ramacharaka

The Spirit of the Upanishads

The Hindu-Yogi Science of Breath : A Complete Manual of the Oriental Breathing Philosophy of Physical, Mental, Psychic and Spiritual Development

A Series of Lessons in Gnani Yoga

A Series of Lessons in Raja Yoga

Raja Yoga

Mystic Christianity

Mystical Christianity: The Inner Teachings of the Master

Science of Breath

Science of Breath: A Complete Manual of the Oriental Breathing Philosophy of Physical, Mental, Psychic and Spiritual Development

The Yoga Science of Breath

The Raja Yoga: A Series of Lessons

The Yoga of Wisdom: Lessons in Gnani Yoga