Download or read book A Theory of the Mechanism of Survival: The Fourth Dimension and Its Applications written by W. Whately Smith and published by Good Press. This book was released on 2021-11-05 with total page 130 pages. Available in PDF, EPUB and Kindle. Book excerpt: The book explains in a concise and comprehensible manner the basic concepts of flatland and a probable fourth dimension, and indicates that a hypothesis is required to explain the somewhat speculative phenomena with which psychical research works. These ideas, the author believes, provide the foundation for a hypothesis.