Carolau a cherddi, etc. o waith Sion Ebrill (neu Sion o'r Garth, neu Sion ap Pritchard, neu John Richards o Benygarth), ger Llanfair, Harlech.
This material is held atArchifdy Prifysgol Bangor / Bangor University Archives
- Reference
- GB 222 BRO/58
- Dates of Creation
- n.d.
- Language of Material
- Welsh