2024 Reprint of the 1934 Edition. Full facsimile of the original edition and not reproduced with Optical Recognition Software. In this short treatise explores the history and future of electricity. The book delves into the early discoveries and experiments with electricity, including the work of Benjamin Franklin and Michael Faraday, as well as the development of electrical technology and its impact on society. The author also provides a philosophical and metaphysical perspective on electricity, exploring its relationship to consciousness, spirituality, and the human experience. He discusses the concept of "electricity of the mind" and the potential for harnessing this energy for personal and collective transformation. The book includes a detailed analysis of the symbolism of electricity in ancient cultures, such as the Egyptian and Greek civilizations, and its use in esoteric traditions like alchemy and Kabbalah. Hall also offers a prophetic vision of the future of electricity, predicting its potential to revolutionize human society and transform the world. Overall The Mystery of Electricity offers a unique and insightful perspective on the nature of electricity and its role in human history and evolution.