Manuscripts and rare books relating mostly to the counties of Brecknockshire and Carmarthenshire, on subjects such as history, topography and especially genealogy, 1604-1859, including a transcript of the Golden Grove Book of pedigrees and other pedigrees, relating mainly to South Wales families; 19th century transcripts and copies of letters, including some from Sir Walter Raleigh, [1624]-[1807]; lists of Carmarthenshire sheriffs and Brecknockshire Lords Lieutenant, 1809-1849; parts of original manuscripts of Theophilus Jones and William Owen Pughe, [1792]-[1805]; notebooks and scrapbooks, 1839; and various annotated printed books; and deeds and other documents, 1588-1911, relating mostly to properties in Brecknockshire (particularly in the parish of Bronllys), with a few relating to Carmarthen and Swansea.

An address by John Ballinger on Carmarthenshire books and printers.

Deeds, mainly relating to Cardiganshire and Carmarthenshire, 1668-1757.

Deeds, 1759-1862, relating to properties in the parishes of Llandingad, Llanfair-ar-y-bryn, Llangadog, Llansadwrn, and Myddfai, and the town of Llandovery, Carmarthenshire; and accounts, 1847-1849, of a Carmarthen draper.

Deeds and documents relating to Pembrokeshire, 1621-1891, Carmarthenshire, 1768-1831, and Gloucestershire, 1769.