A notebook of William Jones ('Gwilym o Feirion'), Glyndyfrdwy, containing recollections of a baptismal service at Glyndyfrdwy Baptist Church, 1854; a catechism entitled 'Holwyddoreg ar Deyrnasiad Crist' transcribed by William Jones, 4 September, 1853, from Athraw i Blentyn, Hydref, 1838; lists of preachers and of the texts of their sermons at Glyndyfrdwy Baptist Church, 6 March, 1853-10 December, 1854; accounts by William Jones of anniversary services of Glyndyfrdwy Baptist Church, 1853-1854; and a paper, in a different hand, on 'Balchder'.