The Secret Doctrine: Synthesis of Science, Religion and Philosophy V4 is a book written by H.P. Blavatsky. It is a comprehensive work that explores the fundamental principles of the universe, including the origins of humanity, the nature of consciousness, and the laws of nature. The book is divided into two parts, with the first part focusing on the origins of the universe and the second part exploring the spiritual nature of humanity. The author draws on a broad range of sources, including ancient texts, scientific research, and religious traditions, to present a comprehensive and cohesive worldview. The book is considered a seminal work in the field of esoteric philosophy and has influenced many thinkers and writers in the fields of spirituality, metaphysics, and science.1938. Other volumes in this set include ISBN number(s): 0766128350, 0766132048, 0766132080, 0766132161. Volume 4 of 5. Volume 4: Anthropogenesis Parts 2 and 3. The Archaic Symbolism of the world Religions and Science and the Secret Doctrine Contrasted. A new version of Isis Unveiled in which the work is issued in a better and clearer form. All that is important in Isis is retained, but the text is rearranged to provide a better grouping of the materials relating to any particular subject.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.