1. The Equinox, Volume I, Nos. 1-10 by Aleister Crowley and others.
Vol I No 1 PDFVol I No 2 PDFVol I No 3 PDFVol I No 4 PDFVol I No 5 PDFVol I No 6 PDFVol I No 7 PDFVol I No 8 PDFVol I No 9 PDFVol I No 10 PDF
2. 777 PDF by Aleister Crowley.
3. Konx Om Pax PDF by Aleister Crowley.
4. Collected Works of Aleister Crowley:
Tannhäuser PDFThe Sword of Song PDF,Time PDF,Eleusis PDF.
5. Raja Yoga PDF by Swami Vivekananda.
6. The Shiva Sanhita PDF or the Hathayoga Pradipika PDF.
7. The Tao Teh King and the writings of Kwang Tze PDF: Sacred Books of the East XXXIX, XL.
8. The Spiritual Guide PDF by Miguel de Molinos.
9. Rituel et Dogme de la Haute Magie (PDF:Part I,Part II by Eliphas Levi, or its translation by A. E. Waite.
10. The Goetia of the Lemegeton of Solomon the King PDF ed. by Aleister Crowley.
11. The Book of the Sacred Magic of Abramelin the Mage (PDF:Book 1,Book 2,Book 3 trans. by S.L. Mathers.
12. The Book of Lies PDF by Aleister Crowley.
See also @ Hermetic.com: Postcards to Probationers; Editorial in EQ I ii; Curriculum of A∴ A∴ in Appendix I of ABA; Konx Om Pax, written and published during the period when Crowley and GC Jones were developing the A∴A∴ system; and, see the complete collection of literature for the Curriculum and Syllabus in the 93feast.bea.st mirror.
And there is much more at The Libri of Aleister Crowley