Most Popular Books
- Ancient Celtic Placenames: Names in Europe and Asia Minor (Publications of the Philological Society)
- The Book of Llandaf as a Historical Source
- The Celtic Inscriptions of Britain: Phonology and Chronology, c.400 - 1200 (Publications of the Philological Society)
- Religion and Literature in Western England, 600–800
- Irish Influence on Medieval Welsh Literature
Series By Patrick Sims-Williams