"Genesis and Development of Masonic Symbols: The History of Rituals. Origin of degrees. Dedications. Legend of Hiram. (What the Master should know). " Doctor, occultist, esoteric writer, martinist, freemason Papus (J. Ankoss) sheds light on the unknown and mysterious in Freemasonry. He considers the origin of Masonic symbols, degrees and rituals, their meaning and development, the history of the formation of various Masonic lodges, analyzes the legend of Hiram.