THERE is nothing striking or new in this argument, neither is there any thing extravagant in its application. The author expounds in a clear and easy manner the familiar notions of flatland and of a possible fourth dimension, and suggests that a hypothesis is necessary to explain the somewhat doubtful phenomena with which psychical research deals. These notions, he thinks, afford the basis of a hypothesis.
A Theory of the Mechanism of Survival: The Fourth Dimension and its Applications.
By. Pp. xi + 196. (London: Kegan Paul, Trench, Trubner, and Co., Ltd.; New York: E. P. Dutton and Co., 1920.) Price 5s. net
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A Theory of the Mechanism of Survival: The Fourth Dimension and its Applications . Nature 105, 484 (1920). https://doi.org/10.1038/105484b0