| Book of Nar, The | – | – | unknown |
| Book of Skelos | – | – | Robert E. Howard’s Hyboria |
| Book of Ssu-Ma | – | – | Dungeons & Dragons Master Set |
| Book of Zargos | – | – | The Milenian Empire |
| Book With No End | – | – | Book of Artifacts |
| Codex of the infinite Planes | – | 62,500 | 1e Dungeon Master’s Guide |
| Codex of the Infinite Planes II | – | – | http://melkot.com/arcane/codex.html |
| Codex of the Infinite Planes III | – | – | Eldritch Wizardry |
| Codex of the Infinite Planes IV | – | – | Book of Artifacts |
| Demonomicon of Iggwilv | – | – | The Lost Caverns of Tsojcanth |
| Herald of Mei Lung (Tome) | – | – | Book of Artifacts |
| Thoth’s Books | 30,000 each | 180,000 each | Deities & Demigods Guide |
| Unholy Verses | 15,000 | 75,000 | Demons; Denizens of Diannor |