The Ordinal of Alchemy is a book written by Thomas Norton, a 15th-century English alchemist. It is a treatise on alchemy, which was a popular form of science and philosophy during the Middle Ages. The book is divided into 14 chapters, each of which explores a different aspect of alchemy, such as the nature of metals, the properties of mercury, and the transmutation of base metals into gold. Norton's work is notable for its emphasis on practical experimentation...