with symbolism from the book “Au seuil du mystère” by Guy Bechtel's “Essais de sciences maudites” series, 1915. The title and series name translates to “On the Threshold of Mystery (Essays of the damned sciences 1)”. Source: Embassy of the Free Mind.

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Image from the title page of Aufschlüsse zur Magie by Karl Von Eckartshausen, 1791 Alchemical Diagrams from De Roode Leeuw, of het Sout der Philosophen Diagrams of Alchemical Instruments