Brother Stewart sets out to prove that ancient civilization has an important role to play in the overall mythology and history of Freemasonry. While other writers on this topic have focused on religious and initiatory similarities, Stewart turns his attention to the archeological marvels, in order to prove that there must have been an accompanying philosophical and intellectual aspect to these great civilizations. As such, he also touches on Pythagoras and discusses the Neo-Platonists at length.