The ZanZilla library had some duplicates. They are being sold at reasonable prices. Also, the extensive book collection in the ZanZilla library is available to any class series participant. Namaste... American Yoga - C. Schneider (hardcover, new) $7 20 Minute Yoga Workouts - A. Christianson (softcover, used) $5 Ashtanga Yoga - J. Pegrum (softcover, used-like new) $6 Zen - Osho (hardcover, new) $7 Ashtanga Yoga - V. Wills (softcover, new) $4 Ashtanga Yoga & Meditation - J. & D. Hall (hardcover, new) $7 Yoga For a New Age - Smith & Boudreau (soft cover, used) $6 Yoga Three in One - (hardcover, new) $7 Yoga For Beginners - A. Turner (harcover, used) $3 Autobiography of a Yogi - Yogananda (soft cover, new) $7 Yoga Mala - Sri P. Jois - (soft cover, used, like new) $6 Bhagavad Gita - (hard cover, new) $5 Yoga 28 Day Plan - R. Hittleman (soft cover, used) $3