RAYMUND

LULL, MOST LEARNED

AND CELEBRATED

PHILOSOPHER, ON MERCURIES Refers to "Philosophical Mercury," the essential substance sought by alchemists to transform base metals into gold.

the book finally published in perfect form

with the assistance of a manuscript

copy.

ALSO.

By the same author: The Opener, The Repository, The Theory & Practice of the Intellectual Art, Natural Magic,

truly golden works.

An oval woodcut emblem illustrating the Sacrifice of Isaac. A bearded Abraham, dressed in flowing robes, raises a curved sword over his head, about to strike his son Isaac, who kneels before him with hands joined in prayer. An angel emerges from a cloud above to seize Abraham's arm and prevent the sacrifice. To the left, a stone altar holds a vessel from which smoke or flame rises. The background to the right shows a landscape with trees and distant hills.

COLOGNE original: "Coloniae Agrippinae"

By Johann Birckmann,

IN THE YEAR 1567.

With the grace and privilege of His Imperial Majesty. A legal protection similar to a modern copyright, granted by the Holy Roman Emperor.