Visual display of the The marrow of alchemy : being an experimental treatise, discovering the secret and most hidden mystery of the philosophers elixer : divided into two parts, the first containing four books chiefly illustrating the theory, the other containing three books, elucidating the practique of the art : in which, the art is so plainly disclosed as never any before did for the benefit of young practitioners, and the convincing those who are in errours laby.inth [Part I]