Papers deriving from trusts of the marriage settlement of Owen ap John Owen and Anne Lewis, 1584; wardship of William and Ellen Vaughan of Corsygedol, 1636-1653; the will of Thomas Hanmer of Pentre-david, 1666; the Taltreuddyn estate, [1698], 1725-1726; the will of William Mostyn of Bryngwyn, 1729-1735; the will of Sir Watkin Williams Wynn, 1748; the estate of Roger Mostyn of Aberhirieth, 1749-1773; and a trust for Dr Hugh Wynne, 1755.