- The Dragon Rider’s Codex
- The Fables of the Barren
- Colonel Kaori’s Field Guide to Dragonkind
- Tome on the Krovlan language that Violet gifted Dain before he left for Basgiath.
- The Book of Brennan
- Violet’s unnamed book of poisons: Possibly known as Effective Uses of Wild and Cultivated Herbs see below (Chapter 7, Fourth Wing)
- Effective Uses of Wild and Cultivated Herbs by Captain Lawrence Medina
- Book of Riders– This book is mentioned after Violet bonds Tairn during Threshing. This is where the roll-keeper records the bonded riders and dragons. This is where the riders verify that they received their dragon’s full name.
- Major Afendra’s Guide to the Riders Quadrant (Unauthorized Edition)
- Major Frederick’s Modern Guide for Healers
- Basgiath War College Code of Conduct
- Major Rorilee’s Guide to Appeasing the Gods, Second Edition
- Navarre, an Unedited History by Colonel Lewis Markham
- Colonel Daxton’s Guide to Excelling in the Scribe Quadrant