The file comprises an index apparently intended for a particular chapter in a book, probably The Natural History of Wales. Entries include bibliographies and notes taken from literary sources, geology and topography, agriculture, the impact of grazing, trees, plants, wildlife, and architecture of farmlands, villages, churchyards and estates, scenery, nature reserves and other places of interest to visit, sometimes with fuller notes, pressed leaves, press cuttings, articles, pamphlets and correspondence, including letters from Arthur Chater, 1974, 1978, mainly on laburnum and plants in churchyards, Derek Ratcliffe, 1970, on upland meadows and birds of prey, H.R.H.('Taff') Vaughan, 1974-1975, mainly relating to swans in history, and Irene ('Benjamin') Vaughan, 1975-1978, on various plants.

Ninety-four letters, 1919-1984, in Welsh and English, to Saunders Lewis from various correspondents, together with a few draft letters from Saunders Lewis and four letters to Margaret Lewis, written during her husband's imprisonment in 1937. Subjects discussed include Welsh nationalism, the award of DLitt honoris causa to Saunders Lewis, the Welsh Burial Grounds issue, 1928, and literary topics; enclosures include a copy of a draft constitution and articles of agreement, 1934, relating to self-government for Wales (ff. 161-95). Among the main correspondents are Edward Glyn Jones (13) 1919-28, Robert Williams Parry (14) 1927-44, John Arthur Price (5) 1928, E. Prosser Rhys (3) 1927-9, D. J. Williams, Fishguard (7) 1948-67, and Griffith John Williams (3) 1935-56.

Booklet entitled, 'The case for the retention by the church of the ancient churchyards in Wales, which 699 local authorities have declined to accept', by the secretary of the Representative Body of the Church in Wales for the information of members of the Welsh Parliamentary Party.