Papers of Williams and Walters families Correspondence, 1775-1831, and title deeds and mortgages, 1852-1877, of the Williams family of Treached, Llanrian, and papers of the Walters family of Roch, comprising estate papers, 1838-1958, colliery accounts and papers, 1841-1915; family papers, 1833-1936; and miscellaneous documents relating to Roch, 1834-1886. Arranged into the following: Williams family of Treached, Llanrian - correspondence, title deeds and mortgages; Walters family of Roch - estate, colliery: accounts, colliery: papers; Walters family: family papers; and miscellaneous documents relating to Roch. Includes: HDX/467/1-18 Williams Family of Trearched, Llanrhian correspondence HDX/467/19-22 Williams family title deeds and mortgages HDX/467/23-30 Walters family of Roch Estate HDX/467/31-77 Colliery accounts HDX/467/78-106 Walters family papers HDx/467/107-115 Miscellaneous documents relating to Roch 1775-1958