A commonplace book compiled by [the Rev.] David Bowen, first minister of Seion Baptist church, Llanelly, containing sermon notes; a copy of proposals made to David Bowen by the trustees of Seion church in 1843, whereby he was to resign his ministry of the church and receive an annual pension of twenty pounds subject to certain stipulated conditions; a list of marriage gifts received by David and Mary Bowen; a list of farm implements, livestock, household furniture, etc., with their values, given by David Bowen to several of his children on the occasion of their marriages, 182[?7]-1834; autobiographical data; comments on the growth of the Baptist denomination and the establishing of new churches in the Llanelly area; acknowledgements of the receipt of various sums of money on behalf of the Baptist chapel at Velinvoel [near Llanelly], 1820-1830; a note on Baptist meetings held at Aberystwith ('Hanes Cymanfa Aberystwith' [1803]); various recipes; and other miscellaneous memoranda. Inset are three holograph letters to [Thomas Eurwedd Williams] from B. Humphreys [?the Rev. Benjamin Humphreys, Baptist minister], Felinfoel, Igio, and Ifano Jones, Cardiff, 1910 (2) (replies to queries relating to the establishing of the aforementioned Seion Baptist church at Llanelly).

A volume entitled 'Hen Gymeriadau', written circa 1890 and containing reminiscences of residents of Dafen and especially of early members of Maescanner Baptist Church. There are also reminiscences of John Rhys Morgan, 'Lleurwg', minister of Zion Baptist Church, Llanelly. The volume contains two pages of notes on Welsh grammar, and may have been originally intended for that purpose.

'Llyfr Cofnodion [sic] Eglwys Maescanner', being the first account book of Maescanner Baptist Church, Dafen, recording receipts and disbursements from 7 June 1864 to 1894.
According to a note on the first page by Edward Williams, secretary, the Church was incorporated on 13 May 1864 by J. R. Morgan (Lleurwg) and William Hughes, pastor of Bethel Baptist Church, Glanmôr, Llanelli.

A volume entitled 'Cyfrol 1. Nodion Cyffredinol' containing journal entries, personal reminiscences, and autobiographical notes by T. Eurwedd Williams for the periods 4 November 1906-6 March 1908, 25 January-24 April 1914, 13 March 1917-22 October 1919, and 8 February-29 December 1923. There are copious references to the writer's business as bookseller and stationer in Market Street, Llanelly, religious meetings at Zion Baptist Church, Llanelly, the progress of World War I, and the writer's employment in an ordnance factory at Penbre. Inset are press cuttings relating to political affairs, poetry by T. Eurwedd Williams, a post card from John Jenkins (Gwili), 1917, and aerial photographs of Llanelly. The volume used by the writer is a dummy of The Harmsworth Encyclopaedia, Vol. I, A-Boë.