Dangos 1 canlyniad

Disgrifiad archifol
Tredegar Estate Records, Pontardawe Steel, Tinplate & Galvanizing Works. Cyfres Miining leases -- Wales -- Ystradgynlais.
Rhagolwg argraffu Gweld:
Ystradgynlais mineral leases,
Ystradgynlais mineral leases,