First Edition. 5.5" x 8.75" pp. v, 142; diagrams, black and white illustrations. First edition. Green cloth boards are sound with a few light scuffs; light toning and wrinkling to the spine. Front and rear pastedowns/endpapers are wrinkled with toning. Text is bright and clean. Good to very good. An in-depth guide to the practice of Mantra-Yoga as a means of attaining enlightenment. Featuring a series of diagrams, illustrations, and text walking the reader through this sacred process. .