Book: Liber 058 Qabalah Or An Essay Upon Number by Aleister Crowley
Also sometimes refered to as "Gematria" or "An Essay on Number". A General discussion of the Method and uses of the Qabalah. This was originally published as The Temple of Solomon the King, Part V in Equinox I v. See also: The Temple of Solomon the King in the Equinox: Part I, Part II, Part III, Part IV, Part V, Part VI, Part VII, Part VIII, Part IXFree e-books (can be downloaded):
Aleister Crowley - Liber 418 The Vision And The VoiceAleister Crowley - Liber 051 Atlantis The Lost Continent
Aleister Crowley - Liber 031 Qbl Or The Brides Reception
Aleister Crowley - Liber 058 Qabalah Or An Essay Upon Number