Addenda and Corrigenda to Our Writings
- The Adventures of Tom Bombadil and Other Verses from the Red Book
- The Art of The Hobbit by J.R.R. Tolkien
- The Art of The Lord of the Rings by J.R.R. Tolkien
- Arthur Ransome: A Bibliography
- Farmer Giles of Ham
- J.R.R. Tolkien: Artist and Illustrator
- The J.R.R. Tolkien Companion and Guide (2006)
- The J.R.R. Tolkien Companion and Guide (2017)
- I · Chronology
- I · Chronology by date
- II–III · Reader’s Guide
- II–III · Reader’s Guide by date
- Supplemental Bibliography
- Index to Letters of J.R.R. Tolkien
- The Lord of the Rings
- The Lord of the Rings: A Reader’s Companion (2005)
- The Lord of the Rings: A Reader’s Companion (2008)
- The Lord of the Rings: A Reader’s Companion (2014)
- Roverandom