The Correspondence Engine
Cross-system alignments mapping planetary rulers and zodiacal signs to Tarot cards, I Ching hexagrams, Elder Futhark runes, geomantic tetragrams, lunar phases, and chromatic wavelengths.
The Fool
A primary battleground of 19th-century occultism: French occultists (Lévi, Papus, Wirth) placed The Fool as the 21st letter (Shin), positioned between Judgement (XX) and The World (XXI), whereas the Golden Dawn, Waite, and Crowley placed The Fool at 0 before the Magician and attributed it to Aleph (Air).
Tarot de Marseille
Depicts a wild bearded vagabond carrying a bundle, bitten on the breeches by a dog or cat. Has no printed number.
Etteilla / French Hermetic Cartomancy
Number 78. Represents complete insanity, loss of wits, financial extravagance.
Éliphas Lévi & Papus
Placed between Card XX (Judgement) and XXI (The World). Represents the unconditioned spiritual spark wandering the universe.
Hermetic Order of the Golden Dawn
The Spirit of Aether. Assigned to Zero (0) and the primary path bridging Crown (Kether) and Divine Wisdom (Chokmah).
Rider-Waite-Smith
Pamela Colman Smith draws the youth in regal sun-garments stepping off the precipice with the white rose of purity and little dog.
Aleister Crowley & Frieda Harris
Depicts the cosmic Green Man, Dionysus, Harpocrates (god of silence), and the tiger biting his thigh, carrying the cosmic egg.
Oswald Wirth
Follows Lévi's French esoteric convention assigning Shin to Le Fou, walking in front of a crocodile/lynx.