Thomas Charles manuscripts and correspondence, Ychwanegu i'r clipfwrdd 1-568. Is-fonds [c.1600]-1884. Rhan oThomas Charles Edwards Papers,
Thomas Charles Edwards manuscripts and correspondence, Ychwanegu i'r clipfwrdd 4789-9170. Is-fonds [c. 1600]-1922. Rhan oThomas Charles Edwards Papers,
Lewis Edwards manuscripts and correspondence. Covering dates are approximate; see series and file descriptions for more accurate dates, Ychwanegu i'r clipfwrdd 569-4788. Is-fonds [1807x1897]. Rhan oThomas Charles Edwards Papers,
Additional letters, Ychwanegu i'r clipfwrdd 9171-9254. Is-fonds 1840-1898. Rhan oThomas Charles Edwards Papers, Additional letters, 1840-1898.