Today's free book is Buddha and the gospel of Buddhism by Ananda Coomaraswamy (1916) with illustrations by Abanindro Nath Tagore and nanda Lal Bose. For the table of contents, check at the bottom of this post below the image.
You can read more about Ananda Coomaraswamy at Wikipedia.
The book is available at Hathi Trust (I have not checked for other online sources).
Table of Contents
Part I: The Life of the Buddha
Part II: The Gospel of Early Buddhism
1 Dhamma
2 Samsara and Kamma (Karma)
3 Buddhist Heavens and How to Reach Them
4 Nibbana
5 Ethics
6 Conscience
7 Spiritual Exercises
8 Consolation
9 The Order
10 Tolerance
11 Women
12 Early Buddhism and Nature
13 Buddhist Pessimism
14 A Buddhist Emperor
Part III: Contemporary Systems
1 Vedanta
2 Samkhya
3 Yoga
4 Buddhism and Brahmanism
Part IV: the Mahayana
1 Beginnings of the Mahayana
2 System of the Mahayana
3 Ch'an, or Zen Buddhism
Part V: Buddhist Art
1 Literature
2 Sculpture and Painting
Bibliography
Glossary
Index