The Hindu-Yogi science of breath : a complete manual of the Oriental breathing philosophy of physical, mental, psychic and spiritual development / by Yogi Ramacharaka [pseud].

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The Hindu-Yogi science of breath : a complete manual of the Oriental breathing philosophy of physical, mental, psychic and spiritual development / by Yogi Ramacharaka [pseud]. Attribution-NonCommercial 4.0 International (CC BY-NC 4.0). Source: Wellcome Collection.