File of copy correspondence, etc : Llysfasi and the Yales Includes correspondence with Isaac Jones, Hafod Botwnnog; Bob Owen Croesor; George M. Yale; George W. Yale; et al. Concerns the identification of certain coats of arms at Llysfasi, but also contains much of heraldic interest and valuable information relative to the Yale family; the Lloyds of Bodidris and Gwyddelwern; the Massys, or Masseys of Llysfasi; and the Corsygedol family (Osbwrn Wyddel). Includes a photograph of a painting of Plas yn Iâl, and a brief (printed) history of the Church of St. Tysilio, Bryneglwys yn Iâl, by the Vicar, the Rev. W. Roger Hughes, 1954. 1948-1954