Papers concerning the Tivy and Aeron District Fishery Association including a bank account book, 1879-81; statement of accounts, 1880; papers relating to the conviction of John Lewis of Pontwelly Stores, Llangeler, merchant, at the petty sessions of Llanfihangel-ar-Arth, 1898, for not maintaining a fish pass in the river Tywi and correspondence relating to the said fish pass, 1901-9; report of the Teify Board of Conservators, 1920; report by the Ministry of Agriculture and Fisheries Standing Committee on River Pollution on the river Teifi and its tributary, the Bargoed Brook, 1925; abstracts of accounts of the Teify Fishery Board, 1925; references to coracle fishing, 1926, an anonymous letter attacking the Teify Fishery Board for restricting coracle licences, [?1926]; agenda for a meeting of the Board of Conservators, 1926 and notes for the chairman of the said meeting [i.e. Edward Crawford Lloyd Fitzwilliams]; Memorandum and Articles of Association of the Aberystwyth Angling Association Ltd, 1929; report of the Standing Committee on River Pollution: West Wales Sub-Committee on The Present Condition of the river Rheidol, 1932; a report on The Microflora of the Rheidol and Melindwr above and below sources of pollution by lead mines, 1935.