Title deeds of the Gwernyfed estate, Breconshire, mostly in that county, including the Llangors estate, 1461-1924; documents and maps relating to the course of the River Wye, 1753-1884; accounts of the Wye Fisheries Association, 1905-1924; records, 1613-1923, of the Gwenddwr Charity; accounts of the overseers of the poor of the parish of Aberllynfi, Breconshire, 1773-1836; papers relating to the fishery, weir and drainage of Llangors lake, 1753-1884; and records of the manors of Pipton, Glasbury, Gwernyfed, etc., 1561 (19 cent. copy)-1885. There are also a group of papers relating to the estate of the Leheup family of Gunthorpe, Norfolk, 1676-1749, and papers relating to the Lloyd family and the Peterwell estate, Cardiganshire, 18th cent.