From Lexicanum

This is a list of all known Imperial tomes of knowledge, ranging from practical advice on travelling the galaxy to ancient knowledge of the first Space Marine Legions, with a brief description of each.

Contents 1 # 2 A 3 B 4 C 5 D 6 G 7 H 8 L 9 M 10 R 11 S 12 T 13 Sources

#

• 700 Wonders Of The Imperium - published by the Avalon Free Press on the wonders of the Imperium⁸.

A

• Apocrypha of Davio - a list of the Second Founding Space Marine chapters made in M33¹.
• Apocrypha of Skaros - the earliest known copy of the Codex Astartes. States that there were 23 Primogenitor Chapters (chapters founded from the Ultramarines Legion during the Second Founding)¹⁶

B

• Book of Mephiston - the life and origins of Mephiston of the Blood Angels⁷.
• Book of Judgement - the legal code of the Imperium, enforced by the Adeptus Arbites¹³.

C

• Catechisms Martial - book written for Soul Drinkers
• Codex Astartes - the doctrine of Space Marine Chapter organisation, produced by Roboute Guilliman¹.
• Codex Hereticus - collective name for the Inquisition records on every aspect and all forms of heretical cultism^14,15.
• Codex Imperium - Imperial vehicles with details for the Imperial Guardsman⁴.
• Codicium Arkathalor - details of the campaigns in the Pandora Sector in M30.

D

• De Natura Belli - written by Leman Russ on warfare^5-p45
• Dictatus Callidus - the book of the Callidus Assassin⁶.
• Dictatus Culexus - the book of the Culexus Assassin⁶.
• Dictatus Eversor - the book of the Eversor Assassin⁶.
• Dictatus Vindicare - the book of the Vindicare Assassin⁶.

G

• Grimoire Hereticus - a list of, and information on, the Space Marine legions which turned on the Imperium during the Horus Heresy made in M35¹.

H

• Heroes of Legend - A study of the Dreadnoughts of the Adeptus Astartes Blood Angels - information given on Blood Angels Dreadnoughts including Moriar the Chosen⁷.

L

• Leaders of the Adeptus Astartes: A Most Secret Report - information on the leaders of the Space Marines, including Azrael⁸.
• Liber Astartes - information on the Ultramarines and their empire of Ultramar, written in M37¹.
• Liber Daemonicum - The equivalent of the Codex Astartes for the Grey Knights chapter⁹.
• Liber Honorus Imperial Fists - list of honoured Space Marines of the Imperial Fists Chapter, continuous use¹.
• Liturgis Honorum - liturgies of honourable members of the Dark Angels⁸.
• Lords of Baal - description of much of the upper echilons of the Blood Angels⁷.

M

• Mythos Angelica Mortis - a list of the Space Marines produced in M36 and including the status of each of the original legions as well as listing a few of the Chapters of the Second Founding, compiled with information found in the Apocryphia of Davio of M33 and the Grimoire Hereticus of M35¹.

R

• Reflections on the Hive State¹¹ - a work on the nature and culture of living in a hive, by Gideon Ravenor.
• Requiem Angelis - a work (presumably a requiem to be sung before battle), sacred to the Unforgiven Chapters.

S

• Space Lanes of The Imperium and the Perils of the Galaxy² - a bulky guide to many of the major phenomenas of to be found in the galaxy, including Van Grothe's Rapidity, featuring in The Fall of Medusa V campaign.

T

• Tactica Imperium - Imperial Guard combat and tactics handbook, continuous use³.
• Terra Redux: A History of the early Inquisition¹¹ - the beginnings of the Imperial Inquisition, post-heresy. By Gideon Ravenor.
• The Imperial Infantryman's Uplifting Primer ^3,12- a small book of instructions, issued to Imperial Guard troopers.
• The Life and Times of Lion El'Jonson¹¹ - the life of Lion El'Jonson until his disappearance.
• The Mirror of Smoke¹¹ - a short and very personal work about being a disabled psyker, by Gideon Ravenor.
• The Road to Salvation: A Guide to Following in the Steps of the Prophets and Saints of the Imperium⁴ - a source for the Macharian Crusade.
• The Spheres of Longing¹¹ - a famous work about both the nature of Chaos and the warp, and also the essence of being a psyker, by Gideon Ravenor.
• To serve the Emperor: A Commissar's Life¹⁰, written by Commissar Ciaphas Cain about his glorious career.
• Towards an Imperial Utopia¹¹ - ideas of cultural philosophy, how the Imperium could develop and improve itself. By Gideon Ravenor.

Sources

• ¹:Codex: Space Marines (4th Edition)
• ²:The Fall of Medusa V (booklet)
• ³:Codex: Imperial Guard (3rd Edition, 2nd Codex)
• ⁴:Codex: Imperial Guard (3rd Edition, 1st Codex)
• ⁵:Warhammer 40,000: Compendium
• ⁶:Codex: Assassins (3rd Edition)
• ⁷:Codex: Blood Angels (3rd Edition)
• ⁸:Codex: Dark Angels (3rd Edition)
• ⁹:Grey Knights (Novel)
• ¹⁰:For The Emperor by Sandy Mitchell page 8
• ¹¹:Ravenor Series by Dan Abnett, and statements from himself
• ¹²:The Imperial Infantryman's Uplifting Primer limited background book
• ¹³:Codex Imperialis
• ¹⁴:Realm of Chaos: The Lost and the Damned, p. 172
• ¹⁵:Warhammer 40,000: Compilation, p. 104
• ¹⁶:Codex: Ultramarines (for second edition), p. 13