Papers, [18 cent.]-1936, of Charles Watkin Williams-Wynn, which include pedigrees, [18 cent.], of the Lloyd family of Blaen-y-ddol and Llwyn-y-maen, Oswestry and papers, 1719, relating to the erection of monuments to members of the Wynn family in Ruabon church; correspondence, 1797-1840 and n.d., of the Wynn family, including sixteen letter-books, 1807-1831, kept by Charles Watkin Williams-Wynn; transcripts of correspondence, 1803, between the Chancellor of the Exchequer Henry Addington and George, Prince of Wales (afterwards George IV) and between George and his father, George III; and a typescript copy, 1936, of a memoir of Charles Watkin Williams-Wynn compiled by his grandson, Arthur Watkin Williams Wynn.