Do what thou wilt shall be the whole of the law.
Love is the law, love under will.

The Structure of the Mind

Number: 265
A treatise of psychology from the mystic and magical standpoint.

“Liber CCLXV (Book 265)” is listed in Liber ABA (Book 4) – on “Magick”. It is listed in Appendix I. — “Bibliography and Curriculum of the A∴A∴” in Section 3. — in the list of “Official publications of the A∴A∴”. Quote:

A Treatise on psychology from the mystic an magical standpoint. Its study will help the aspirant to make a detailed scientific analysis of his mind, and so learn to control it. Unpublished.

Liber CCLXV – The Utterance of the Pythoness (according to our knowledge) was never published.