This book originally appeared in Crowley's larger volume, The Equix, in 1912. In is a complete and thorough study of all the cards of the tarot. Each is presented with a detailed description that is highly useful for those who read the cards or want to understand the symbolism better. Includes sections on the thirty-six decans and their relationship to the planets and days of the week, a special chart of the four characteristics of the court cards, how to determine if a card is strong or weak, and reveals a method of divination in the back that is used by Crowley's students. This is a concise handbook recommended to those serious about understanding the tarot.