Today's free book is The Way of the Sufi by Idries Shah (1968). For the table of contents, check at the bottom of this post below the image.
The book is available to read for free online at the Idries Shah Foundation.
Table of Contents
The Study of Sufism in the West
Classical Authors:
El-Ghazali
Omar Khayyam
Attar of Nishapur
Ibn el-Arabi
Saadi of Shiraz
Hakim Jami
Hakim Sanai
Jalaludin Rumi
Four Major Orders:
Chishti
Qadiri
Suhrawardi
Naqshbandi
Teaching Stories
Solitary Contemplation Themes
A Sufi Notebook
Group Recitals
Letters and Lectures
Questions and Answers on Sufism:
Sufism and Islam
Deep Understanding