| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1974 |
|
Tolkien's World | Houghton Mifflin | Nonfiction | |
| 1975 |
|
Tolkien's World | Thames and Hudson | Nonfiction | |
| 1976 |
|
Tolkien's World | Panther | Nonfiction | |
| April 1977 |
|
Tolkien's World | Panther | Nonfiction |