Llyfr Du Caerfyrddin
Leges Hywel Dda
Historia Gruffudd fab Cynan and natural treatise
Breuddwyd Macsen Wledig,
Brut y Tywysogion and grammar,
The Hengwrt Chaucer,
Texts copied by Gutun Owain,
Statud Rhuddlan,
A calendar by Gutun Owain,
A passional
A compendium of texts,
Brut y Brenhinedd
Achau &c.
Llyfr Mawr Gruffudd Hiraethog,
Pedigrees by Gruffudd Hiraethog, etc.
Peniarth MS 529 i
Peniarth MS 529 iii
Peniarth MS 529 ii
Llyfr Achau Trevor o Drefalun
Welsh armorial