Essays and addresses by William John Parry, Bethesda:- 'Gwroldeb'; 'Cyfarchiad i Ieuengctid'; 'Egwyddorion Cynnulleidfaoliaeth'; 'Egwyddorion Llwyddiant Llafur'; 'Y Cload allan yn y Penrhyn, 1901'; 'Mr. Young a Lord Penrhyn'; 'Robert Parry, Bethesda'; 'Arddel Crist neu Aelodaeth Eglwysig'; 'Perthynas y Cristion a'r Eglwys weledig ar y ddaear'; 'Yr Adfywiad Cymdeithasol, - Ei Beryglon'; and sermons.

Manuscript and typescript notes of lectures, addresses and articles, [c. 1940]-1960, by David James Jones ('Gwenallt') relating to his upbringing and the background to his poetry, Christianity and society, Communism, the decline of religion, the poet and Christianity, hymnology and hymnists, and aspects of poetry and literary appreciation.