13 books in series
The History of Middle-Earth
The History of Middle-Earth is a 13-book series with 13 primary works first released in 1983 with contributions by J.R.R. Tolkien and Christopher Tolkien.
| #1 |  The Book of Lost Tales
| 4.23 | 18 reads | ||
| #2 |  The Book of Lost Tales: Part I
| 4.6 | 11 reads | ||
| #3 |  The Lays of Beleriand
| 4 | 4 reads | ||
| #4 |  The Shaping of Middle-earth
| 5 | 2 reads | ||
| #5 |  The Lost Road and Other Writings
| 4.5 | 3 reads | ||
| #6 |  The Return of the Shadow: The History of The Lord of the Rings, Part One
| 5 | 4 reads | ||
| #7 |  The Treason of Isengard
| 5 | 3 reads | ||
| #8 |  The War of the Ring: The History of The Lord of the Rings, Part Three
| 5 | 3 reads | ||
| #9 |  Sauron Defeated
| 4 | 2 reads | ||
| #10 |  Morgoth's Ring
| 4 | 3 reads | ||
| #11 |  The War of the Jewels
| 5 | 2 reads | ||
| #12 |  The Peoples of Middle-earth
| 4 | 3 reads | ||
| #13 |  The History of Middle Earth Index
| 0 | 1 read |