The file comprises letters regarding possible dangers posed by rock blasting to nesting birds at Craig yr Aderyn, Meirionydd, thanks for funds raised from sale of books, an invitation to become president of the Trust, with a carbon copy of Condry's refusal, 1982, subscriptions, a request for professional advice in advance of a road improvement scheme and staff changes; a bundle of correspondence, photocopied notes and maps in connection with the preservation and possible purchase of unimproved meadow land at Ty Glas, Brithdir, including letters from Peter Benoit, 1982-1983; and a bundle of correspondence, a botanical survey, photocopied maps and plant lists in connection with the designation of fields at Talsarnau as a site of special scientific interest, including carbon copies of two letters by Condry, 1985.