Today's free book is The Biblical Characters, and other sages of the Quran by Ahmad Shah (1905). For the table of contents, check at the bottom of this post below the image.
The book is available at Hathi Trust (I have not checked for other online sources).
Table of Contents
1. Creation
2. Adam and Eve
3. Cain and Abel
4. Edris (Enoch)
5. Harut and Marut
6. Noah
7. Hud (Eber)
8. Saleh
9. Abraham, Sarah, Ishmael and Isaac
10. Lot
11. Jacob
12. Joseph and His Brothers
13. Shoaib (Jethro)
14. Pharaoh's Wife
15. Moses
16. Karun (Korah)
17. Balaam
18. Talut (Saul)
19. David
20. Solomon
21. Job
22. Elisha
23. Zulkefl
24. Jonah
25. Shadrach, Mishach, Abadnego
26. Ezra
27. Zachariah and John the Baptist
28. Blessed Virgin Mary and Lord Jesus Christ
29. Habib the Carpenter
30. Companions of the Cave
31. Luqman
32. Zulqarnain, Gog and Magog
33. The Masters of the Elephant
34. The People of the Garden
35. The Descendants of Saba