The Ordinal of Alchemy is a book written by Thomas Norton, an English alchemist, in the 15th century. The book is a treatise on alchemy, a philosophical and protoscientific tradition that aimed to transform base metals into noble ones and to discover the elixir of life and the philosopher's stone. The book is divided into 32 chapters, each of which deals with a different aspect of alchemy, such as the preparation of materials, the purification of...