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.