The file comprises letters and postcards, some of them annotated by Condry, concerning sightings, distribution and identification of birds, mammals, insects and plants, bird photography, persecution of birds of prey, kite protection, birdwatching activities at Bird Rock, published and private wildlife records, especially in connection with West Wales Field Society. Correspondents include E. H. T. Bible, (16) 1945-1954, on birds seen in and around Aberdovey, particularly starlings, swifts and herons, recognition of the need for egg protection and contact with Mary Richards; A. W. Boyd, (1) 1950, on identifying features of the Little Stint; Hugh Chater, (1) 1950, discussing cultivated strawberries, spartina and familiarity with Devon; T. A. W. Davis (1) 1951, in note form, reporting sightings of squirrels, long-tailed tits, mute swans and the breeding status of starlings; Jack [Grasse] (5) [1951], mainly concerning birds seen during visits to Wales and identification of ants; Geoffrey Ingram, a postcard, 1950, on chaffinch migration, acknowledging Bible and Salter, and the updating of a fauna of North Wales; Philip ('Pip') Miles (4), 1952, on insect migration and identification, with printed entomological bulletins and observation sheet; J. H. Owen (12), 1949-53, concerning wildlife books, numerous different birds, especially robins, and wasps, Morrey Salmon, (2), 1950, on eider ducks, and a letter to Salmon 1960, on the ecology of Borth Bog; Irene ('Benjamin') and H. R. H. ('Taff') Vaughan, (4), 1952, mainly regarding red kite protection, butterfly migration and dialect bird names; and Kyffin Williams, (1) 1951, about the sighting of a hoopoe.