The Record Interpreter: Guide to reading old records and documents, with interpretations and translations of symbols, medieval Latin and French, and an English-Latin glossary. (1982)
Domesday Book - Devon Part One: A survey of the counties of England. Devon co-edited by Frank and Caroline Thorn. General series editor John Morris. (1985)
Domesday Book - Devon Part Two: A survey of the counties of England. Devon co-edited by Frank and Caroline Thorn. General series editor John Morris. (1985)