For a more complete understanding of the context of the Holy Books, the Preface by Maj. Grady Louis McMurtry X○ for the 1983 edition of "Î˜Î•Î›Î—ÎœÎ‘: The Holy Books of Thelema" is a good place to start.
Liber Liberi vel Lapidus Lazuli—Book 7
Oct. 30. Being the Voluntary Emancipation of a certain Exempt Adept from his Adeptship. These are the Birth Words of a Master of the Temple. Its 7 Chapters are referred to the 7 Planets in the following order: Mars, Saturn, Jupiter, Sol, Mercury, Luna, Venus.
Liber Stellae Rubeae—Book 66.
Nov. 25. A secret ritual of Apep, the heart of IAO-OAI, delivered unto V.V.V.V.V. for his use in a certain matter of Liber Legis. Sexual Magick veiled in symbolism.
Liber Arcanorum—Book 231.
Dec. 5-6, 14 [finished in 1911]. An account of the cosmic process so far as it is indicated by the Tarot Trumps. The sequence of the 22 Trumps is explained as a formula of Initiation.
Liber Porta Lucis—Book 10
Dec. 12. An account of the sending forth of the Master Therion by the A∴A∴ and an explanation of his mission.
Liber Tau—Book 400.
Dec. 13. A graphic interpretation of the Tarot on the plane of Initiation. Analyzes the Hebrew alphabet into seven triads, each of which forms a Trinity of sympathetic ideas relating respectively to the Three Orders comprised in the A∴A∴
Liber Trigrammaton—Book 27
Dec. 14. Being a book of Trigrams of the Mutations of the Tao with the Yin and Yang. An account of the Cosmic process: corresponding to the stanzas of Dzyan in another system.
Liber ARARITA—Book 570.
1907-1908, Winter. An account of the Hexagram and the method of reducing it to the Unity, and Beyond.
Liber B vel Magi—Book 1
An account of the Grade of Magus, the highest grade which it is even possible to manifest in any way whatsoever upon this plane. Or so it is said by the Masters of the Temple.
Liber Tzaddi—Book 90.
An account of Initiation, and an indication as to those who are suitable for the same.
Liber Cheth—Book 156.
A perfect account of the task of the Exempt Adept considered under the Symbols of a particular plane, not the intellectual. Sexual magick veiled in symbolism.
Liber A'ash—Book 370.
Analyzes the nature of the creative magical force in man, explains how to awaken it, how to use it and indicates the general as well as the particular objects to be gained thereby. Sexual magick heavily veiled in symbolism.