The Magus (Barrett book)

This article is about a book on the occult. For the novel by John Fowles, see The Magus (novel). For other uses, see The Magus (disambiguation).
Illustration of Cassiel from The Magus by Francis Barrett (1801).

The Magus, or Celestial Intelligencer is a handbook of the occult and ceremonial magic compiled by occultist Francis Barrett published in 1801.