Manly Palmer Hall (1901 – 1990) was a Canadian author which became sufficiently known and respected as a lecture and interpreter of the ancient writings.
Have you ever heard about Tarot cards? The tarot cards is a pack of playing cards (most commonly numbering 78) used from the mid-15th century in various parts of Europe. But after the late 18th century until the present time they are found to be used as mystics and occultists for divination as well as a map of mental and spiritual pathways. So this work by Manly Palmer Hall gives a lots of opinions and authorities widely concerning the origin of these playing cards and the purpose for which they were intended.