The most popular book of the ancient World. Five thousand years ago this book was studied all over the world. Concealed for centuries in the Sanskrit Langue of India, Sri Isopanisad, the ancient spiritual lawbook of mankind, is here revealed in the first authorized English edition ever published. This masterwork of the long forgotten Vedic culture is here presented by the most venerated descendant of that culture. His Divine Grace A.C. Bhaktivedanta Swami Prabhupada. Sri Isopanisad, the book to ignite a spiritual revolution in the mind of Western man.