Ledger, 1812-1828 (watermark 1810), of Thomas Rees of New Inn, Llanfihangel-ar-arth, Carmarthenshire, a general merchant operating in Carmarthenshire and Cardiganshire, written mainly in the hand of his clerk, John Griffiths.
The ledger relates primarily to his Carmarthenshire customers and includes records of payments for butter and for the transportation of goods (particularly butter) between New Inn and Tregaron, Lampeter and Carmarthen. There are entries of old debts dating from 1798 (pp. 1-2) and particulars of rents and Talley grange custom paid by tenants and debts collected on behalf of creditors. Items found loose in the volume, including invoices and a note relating to the export of butter, have been placed in an archival envelope (42 ff.).

Records and court rolls, 1832-1936, mainly relating to the manors of Anhuniog, Creuddyn, Cyfoethbrenin, Mebwynion, Mefenydd, Perfedd, Tal-y-sarn and Silian, in Cardiganshire, 1874-1936, and the manors of Caeo, Catheiniog, Glyncothi and Bwlchcymbyd, Mabelfyw, Mabedrud, Maenordeilo, Mallaen, Pennant Forest and Talley, in Carmarthenshire, 1883-1934; copies of surveys of Talley, 1832; and miscellaneous documents, 1842-1858.

Deeds relating mainly to Cardiganshire and Carmarthenshire, 1782-1951, including deeds of the Johnes family of Hafod, Cardiganshire, and rentals of manors in Cardiganshire and Carmarthenshire, [c. 1891]-1925, including the manor of Tal-sarn and Silian, [c. 1891]-1916.

Deeds, relating to properties in the following counties: Anglesey, 1737-1871; Cardiganshire, 1736-1780; Carmarthenshire, 1684-1838; Caernarfonshire, 1831-1878; Denbighshire, 1591-1837; Flintshire, 1465-1855; Glamorgan, 1597-1883; Merionethshire, 1793; Pembrokeshire, 1683-1857; and Radnorshire 1623-1816.

Deeds collect by J. Augusta Berry, mainly relating to properties in Glamorgan, Pembrokeshire and Carmarthenshire, 1753-1865.

Rhestr o'r rhoddion a'r taliadau, 22 Rhagfyr 1837, a dderbyniodd John Williams a Margaret James [tad-cu a mam-gu D. J. Williams] ar gyfer diwrnod ei neithior; marwnad, [1886], i'w dad-cu Jaci [John Williams], Penrhiw, Llansawel, gan 'Hen Gyfaill'; ynghyd â llungopïau, 1967, o gyfrifiad 1851 yn cynnwys cofnod ar gyfer teulu John a Margaret Williams, Penrhiw, a ddarparwyd gan D. Oswald Davies, a nodiadau teipysgrif, 1967, o gyfrifiad 1841-1861 a ffynonellau achyddol eraill.

Nodiadau darlithiau ar gyfer dosbarthiadau yn Sir Gaerfyrddin yn bennaf, [1938], [1959]- [1976], gan gynnwys llyfr nodiadau 'Enwau afonydd a nentydd Sir Gaerfyrddin', 1969.