The file comprises correspondence and minutes of committee meetings in connection with the protection of the Barfog lake and bog from drainage, and designation of the area as a Site of Special Scientific Interest, 1964-1981, including a letter from Arthur [Chater], 1964, on the flora of the bog, together with a copy of a bulletin, 1970, of the Haverfordwest, Tenby and North Pembrokeshire sections of the Pembrokeshire branch.