MASONRY symbols: the snake (Ouroboros) the Delta (geometric Rappresentazione of - the triplicit?is of fundamental importance in the muratoria simbologia; in the Pythagorean tradition symbolizes the rise of multiple to One) and the divine eye with the Sun (the Light; the origin of the three things - male element) Xilografia published in'The official Kneph'gazzetta of the masonry and the ancient and primordial massonico ritual. 1881 - 1900