Records of the Welsh estates of the dukes of Beaufort, earlier the earls of Worcester and William Herbert, earl of Pembroke (d. 1469), including records for the Breconshire lordships of Crickhowell, from 1382, and Tretower, from 1532; ministers...
Records, 1455-1919, of the Lee family of Dinas Powis, Glamorgan, and their predecessors, including rentals of the manor of Dinas Powis and of the Dinas Powis estate, 1610, 1671-1906, surveys of the same, 1566-1610; title deeds, legal papers and co...
Records of the Dunraven estate, principally in Glamorgan, belonging to the Wyndham and Wyndham-Quin families of Dunraven Castle, Glamorgan, earls of Dunraven, and of Clearwell, Gloucestershire, and papers of the associated families of Edwin and Th...
Estate and family records of Mansel, later Talbot, of Penrice, and its estates in Gower, Glamorgan, from the 16th cent.; including records of Margam Abbey, 12-19th cent., including charters from its foundation in c. 1147, together with royal chart...
Records mainly of the Glamorgan estate of the marquesses of Bute and of their predecessors, the earls of Pembroke. These include letters, 1588-1855, including letters of the Herbert family of Cogan Pill, 1588-1719, but primarily the personal and e...