- C.
- Cyfres
- 1787-1788.
Estate and family correspondence including letters re Esgair Mwyn and Fair Chance lead mines and building a smelting house at Aberystwyth [Anchor smelting house].
Estate and family correspondence including letters re Esgair Mwyn and Fair Chance lead mines and building a smelting house at Aberystwyth [Anchor smelting house].
Estate and family correspondence, including Anchor smelting house, Aberystwyth; Trefnant estate etc.
Estate and family correspondence including letters about Anchor Smelting House, Aberystwyth, Trefnant estate, lead mining and smelting in Cardiganshire, herring trade in Aberystwyth.
Estate correspondence including letters concerning Trefnant estate, Esgair Mwyn and Fair Chance lead mines, and lead mining and smelting in Cardiganshire.
Estate and family correspondence, including letters about Mathrafal forge
Estate and family correspondence, mainly Esgair Mwyn lead mine
Estate and family correspondence including letters relating to Cardiganshire lead mines, particularly Esgair Mwyn and Fair Chance mines, Anchor smelting house, Aberystwyth.
Estate correspondence, including letters re. Esgair Mwyn and other Cardiganshire lead mines, the purchase of the Rockley estate from Lord Powis, and the Montgomeryshire election.
Estate and family correspondence including letters re Esgair Mwyn, letters from Henrietta Herbert to her mother Barbara, Countess of Powis, and poaching in Llanerfyl.
Family and estate correspondence, mainly Cardiganshire lead mines