A series of nineteen notebooks containing notes compiled by Walter Davies for Chapters I-X, XII-XVI and XIX of his General View of the Agriculture and Domestic Economy of South Wales, collected during journeys undertaken on behalf of the Board of Agriculture.

Twenty-five notebooks and fragments containing material relating mainly to agriculture and domestic economy in South Wales, collected by Walter Davies during journeys undertaken on behalf of the Board of Agriculture.

Miscellaneous observations on: (a) Agricultural Societies; (b) Weights and Measures, being notes compiled by Walter Davies (Gwallter Mechain), for Chapter XVII of his General View of the Agriculture and Domestic Economy of South Wales. At the foot of p. 1 Iolo Morganwg has written 'Glam. Agl Society, a lazy sleepy Humdrum lubbard, that does nothing at all to any valuable purpose'.