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.
1983 • 43 Readers • 385 pages • 4.3
1983 • 26 Readers • 304 pages • 4.6
1986 • 9 Readers • 380 pages • 5
1988 • 1 Reader • 616 pages
1990 • 8 Readers • 476 pages • 5
1994 • 9 Readers • 470 pages • 5
1996 • 13 Readers • 438 pages • 4
2002 • 3 Readers • 400 pages