Advanced Course in Yogi Philosophy
William Walker Atkinson

Hatha Yoga
William Walker Atkinson

The Hindu-Yogi System Of Practical Water Cure
William Walker Atkinson

Yoga and Yoga Discipline
Charles J. Ryan

Esoteric Teachings of the Tibetan Tantra
C. A. Muses

Autobiography of a Yogi
Paramhansa Yogananda

Verses of Vemana
C. P. Brown

Bhakti Yoga
Swami Vivekananda

Lectures on Raja Yoga
Sri Swami Chidananda

The Science of Pranayama
Sri Swami Sivananda

Thought Power
Sri Swami Sivananda

A Series of Lessons in Gnani Yoga
William Walker Atkinson

The Yoga Sutras of Patanjali, An Interpretation
Charles Johnston

Yoga Lessons For Developing Spiritual Consciousness
A. P. Mukerji

The Hindu-Yogi Science of Breath
William Walker Atkinson

Relax with Yoga
Arthur Liebers

Raja Yoga
Swami Vivekananda

Karma Yoga
Swami Vivekananda

How to be a Yogi
Swami Abhedananda

Hatha Yoga Pradipika
Yoga Swami Svatmarama

Fourteen Lessons in Yogi Philosophy
William Walker Atkinson

Concentration and Meditation
Swami Paramananda

Buddhist Meditation and Depth Psychology
Douglas M. Burns

Kundalini, The Mother of the Universe
Rishi Singh Gherwal

Shiva Sanhita
Srischandra Basu

Anapanasati, Mindfulness of Breathing
Buddhadasa Bhikkhu