Two volumes entitled 'Hen Gofion. Yr Ysgrepan neu Wyau Nythau Nathan', being a collection of autobiographical and other material compiled by Nathan Dyfed. The volumes include, in addition to the autobiographical material, notes and reminiscences relating to Glamorgan, its people and customs, a vocabulary of the Dyfed dialect, notes on 'eisteddfodau' mainly in Glamorgan, 1831-1888, an account of friendly societies in the Merthyr Tydfil district, poetry by Nathan Dyfed and others, a copy of Gwallteriana: sef y traethawd buddugol gan ... Walter Davies ... ar ansoddau gwahanol ddosbarthau barddonol Caerfyrddin a Morganwg ... Cyfieithiedig gan Jonathan Reynolds ... (Treherbert, 1879), etc.