Historia Brittonum XVII: a calculation

Mommsen’s chapters

The six ages of the world

§1: creation to David
§2: David to the Babylonian exile
§3: the Babylonian exile to the Passion
§4: since the Passion
§5: the first three ages
§6: the last three ages

Origins of the Britons

§7: description of Britain
§8: the three offshore islands
§9: the rivers of Britain
§10: the first inhabitants of Britain
§11: Aeneas and the Latin kings
§12: the Picts

Origins of the Irish

§13: Partholomus, the Spanish soldier
§14: the League of Eight
§15: the Scythians and Dal Riada

A computation

§16: the present year

Another origin tale

§17: the European descendants of Adam
§18: the peoples of Europe

Roman Britain

§19: Julius Caesar
§20: Caesar conquers Britain
§21: Claudius
§22: King Lucius is baptised
§23: Severus builds the Wall
§24: the usurper Caritius
§25: Constantius II
§26: Maximus
§27: Maximianus, Severus II and Constantius I
§28: Roman rule
§29: Maximianus, continued
§30: the Roman defeats by the Britons

The Saxons part 1

§31: Hengist and Horsa arrive

Saint Germanus part 1

§32: the arrival of Saint Germanus
§33: his first miracle
§34: Benlli’s citadel destroyed
§35: the origin of Powys

The Saxons part 2

§36: the Britons cannot feed the Saxons
§37: Guorthigirn marries Hengist’ daughter
§38: Hengist invites more Saxons

Saint Germanus part 2

§39: Guorthigirn cursed
§40: Gourthigirn consults his wizards
§41: the boy without a father
§42: the red and white serpents

The Saxons part 3

§43: the war against Hengist
§44: Guorthemir’s death
§45: the Saxons return
§46: the Night of the Long Knives

Saint Germanus part 3

§47: St Germanus destroys Guorthigirn
§48: another story of Guorthigirn’s death

Genealogy of Builth

§49: the descent of the kings of Builth from Guorthigirn
§50: Saint Germanus goes home

A Life of St Patrick

§50: escape from captivity
§51: the mission to Ireland
§52: the baptism of the Irish
§53: a calculation
§54: St Patrick’s many deeds
§55: comparing Patrick with Moses


§56: Arthur’s twelve battles

Saxon genealogies

§57: the Bernician kings
§58: the Kentish kings
§59: the East Anglian kings
§60: the Mercian kings
§61: the Deiran and Northumbrian kings
§62: the Men of the North
§63: early Northumbrian history
§64: Oswald and Oswiu
§65: Oswiu and Ecgfrith

A computation

§66: the date of Guorthigirn

28 cities of Britain

§66a: a list of cities

Wonders of Britain

§67: Loch Lomond, the Trent Bore and Bath
§68: salt springs and the Severn Bore
§69: Aber Llyn Llifan
§70: Ffynnon Gwr Helig, a tree at the mouth of the Wye and a blow-hole in Gwent
§71: the altar of Llwynarth
§72: a spring in Gwent
§73: Carn Cafall and Gamber Head
§74: a burial mound in Ceredigion

Wonders of Anglesey

§75: four wonders
§76: the pond of Llwchlein


a mundi principio usque ad constantinum et rufum quinque milia sexcenti quinquaginta octo anni reperiuntur. item a duobus geminis rufo et rubelio usque in stillitionem consulem trecenti septuaginta tres anni sunt. item a stillitione usque ad ualentinianum filium placidae et regnum guorthigirni uiginti octo anni. et a regno guorthigirni usque ad discordiam guitolini et ambrosii anni sunt duodecim, quod est guoloppum; id est catguoloph. guorthigirnus autem tenuit imperium in brittannia theodosio et ualentiniano consulibus et in quarto anno regni sui saxones ad brittanniam uenerunt felice et tauro consulibus quadringentesimo anno ab incarnatione domini nostri iesu christi. ab anno, quo saxones uenerunt in brittanniam et a guorthigirno suscepti sunt, usque ad decium et ualerianum anni sunt sexaginta nouem.