Speculative Freemasonry is a book written by F. de P. Castells that explores the history and philosophy of Freemasonry. The author delves into the origins of the organization, tracing its roots back to the medieval stonemasons who built the great cathedrals of Europe. He then examines the evolution of Freemasonry into a speculative organization focused on moral and ethical teachings, as well as its role in shaping the political and social landscape...