The Secret Doctrine: The Synthesis of Science, Religion, and Philosophy (2-volume set)4 out of 5 Sale! $36.00 Original price was: $36.00.$33.09Current price is: $33.09. Buy Now SKU: 1557002282 Categories: Helena Blavatsky, Theosophy Description Description The Secret Doctrine: The Synthesis of Science, Religion, and Philosophy (2-volume set) Related products The Theosophical Glossary5 out of 5 $8.99 Buy Now Isis Unveiled: Secrets of the Ancient Wisdom Tradition, Madame Blavatsky’s First Work4 out of 5 $9.99 Buy Now The Origins of Self-Consciousness in The Secret Doctrine5 out of 5 $7.00 Buy Now Isis Unveiled: Both Volumes – A Master-Key to the Mysteries of Ancient and Modern Science and Theology (Illustrated)4 out of 5 $15.99 Buy Now