""A Letter To The True Disciples Of Hermes Containing Six Principal Keys Of The Secret Philosophy"" is a book written by an anonymous author. The book is focused on the teachings of Hermes, an ancient Greek god of wisdom and knowledge. The author provides six principal keys of the secret philosophy of Hermes, which are meant to guide true disciples on their spiritual journey. The keys include the principles of mentalism, correspondence, vibration, polarity, rhythm, and cause and effect. The book explores each of these principles in detail and provides practical advice on how to apply them in daily life. The author emphasizes the importance of understanding these principles in order to achieve spiritual enlightenment and transcendence. The book is written in a clear and concise style, making it accessible to readers of all levels of spiritual understanding. Overall, ""A Letter To The True Disciples Of Hermes Containing Six Principal Keys Of The Secret Philosophy"" is a valuable resource for anyone seeking to deepen their understanding of ancient wisdom and spiritual philosophy.THIS 40 PAGE ARTICLE WAS EXTRACTED FROM THE BOOK: Hermetic Triumph and the Ancient War of the Knights, by Anonymous . To purchase the entire book, please order ISBN 1564592804.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.