Papers of Richard Emrys Bonsall, mainly architectural papers relating to buildings in the Aberystwyth area, Cardiganshire, 1930-1964, including notebook with architectural notes, [c. 1930]-1935; diary of Hywel Owen Jones, 1930-1933; contract certificate counterfoils, 1938-1963; building specifications, 1946-1964; papers relating to alterations to the Wynnstay Arms Hotel, Oswestry and the Royal Hotel, Llangollen, 1955-1964; and copy letters from him, 1959-1961.