An Introduction to the Study of the Tarot – Case, Paul Foster (PDF)

The New Golden Dawn Ritual Tarot, Keys to the Rituals, Symbolism, Magic and Divination – Cicero, Chic (PDF)

A Dictionary of Symbols – Cirlot, J. E. (PDF)

The Book of Thoth, A Short Essay on the Tarot of the Egyptians, Being the Equinx Volume III, No V – Crowley, Aleister (PDF)

The Lost Language Of Symbolism, An Inquiry into the Lost Origin of Certain Letters, Words, Names, Fairy-Tales, Folklore, and Mythologies, Vol II – Bayley, Harold (PDF)

The Lost Language Of Symbolism, An Inquiry into the Lost Origin of Certain Letters, Words, Names, Fairy-Tales, Folklore, and Mythologies, Vol I – Bayley, Harold (PDF)

The Esoteric Structure of the Alphabet – Kuhn, Alvin Boyd (PDF)

Masonic and Occult Symbols Illustrated – Burns, Cathy (PDF)