Wallis Peel Books
Gloucestershire With Video Clips
BBC Gloucestershire Website
Gloucestershire on Wikipedia
Gloucestershire Local History
Gloucestershire Tourism
Gloucester History
Roman Colony and Legionary Fortress
Wikipedia on Roman Sites in UK
The Romans in Britain
Britain Express
Wikipedia on Ceawlin of Wessex
Wikipedia on Battle of Mons Badonicus
Classic Encyclopedia on Ceawlin
Anglo-Saxon Placenames Mapped