Mr Gwynne kindly allowed the Library to produce print-outs of his database, comprising an index to Montgomeryshire marriages extracted from parish registers and bishop's transcripts, dating from the sixteenth century onwards.

Copi o draethawd a gyflwynwyd ar gyfer gradd MA gan Lona Jones (née Gwilym) yn dwyn y teitl 'Traddodiad barddol Maldwyn yn y ddeunawfed ganrif', Prifysgol Cymru Aberystwyth, 1983.

Transcripts of the titles of Welsh ballads contained in a manuscript at one time [1925] in the possession of Hugh Davies, Lluest, Llangadfan, Montgomeryshire, together with transcripts by Hugh Davies of the titles of books of local Montgomeryshire interest, with notes by the transcriber on the authors and subjects of the ballads and books.

An autobiography of Robert Thomas of Llanfechain, Montgomeryshire, written 1863-1864, describing his early life in Llanfechain and other places in Montgomeryshire and Salop, 1836-1852 (ff. 2-9 verso, 11-23 verso), a voyage from Liverpool to Melbourne, September-December 1852 (ff. 23 verso-51 verso, 56 recto-verso) and, in some detail, his life in the Australian goldfields between December 1852 and April 1854 (ff. 56 verso-149 verso). The volume also contains an incomplete summary of contents (f. 1 verso) and a log of his return voyage from Melbourne to London, May - August 1862 (ff. 10 recto-verso, 52-5).

Professional papers of Ywain Goronwy ap Griffith comprising agreements, specifications, plans and correspondence, 1927-53, mainly relating to the alteration, repair and erection of new buildings, both private and public, in Merionethshire, Montgomeryshire and Caernarfonshire; files relating to work done in the diocese of Bangor, mainly in the form of alterations and repairs to vicarages, 1932-1952; and papers, 1920-40, relating to the redemption of tithe rent-charges in various parishes of Anglesey, Caernarfonshire, Cardiganshire and Merionethshire.

Deeds and documents relating to Cardiganshire, 1590-1751; and Montgomeryshire, 1517-1770; deeds and documents relating to the Hughes family of Gogarth, 1669-1910; and miscellaneous items, 1692-1825.

Deeds and documents relating to properties mainly in Montgomeryshire, 1615-1910.

Deeds and documents of the Bennett family of Glanyrafon, Montgomeryshire, and the Owen family of Dolgoed and Llawrpenegoes, 1546-1946, relating mainly to properties in the parishes of Llanidloes, Llanwrin, Penegoes, and Trefeglwys, Montgomeryshire, and Talyllyn, Merionethshire; and a map of properties in Trefeglwys, 1819.

Papers of Tom Owen, HMI, of Aberystwyth, Cardiganshire, 1898-1966, mainly relating to his career in education, including inspector's reports on schools in Montgomeryshire, 1946-1950; reports on St. David's College, Lampeter, Cardiganshire, 1907-1945; and personal papers, 1898-1966.

Deeds, documents and plans, 1455-1895, relating to properties in Anglesey, Caernarfonshire, Denbighshire, Merionethshire and Montgomeryshire; including papers of the Poole family, owners of the Caenest and Pencraig estates in Merionethshire and Anglesey; surveys, [c. 1770] of the Caenest and Pencraig estates; and building leases for properties in the port of Amlwch, [late 18th century].

Deeds and documents, 1555-1875, relating to properties in the counties of Pembrokeshire, Anglesey, Montgomeryshire; deeds, 1696-1868, of lands in the parishes of Llanfair Dyffryn Clwyd, Llanelidan, Efenechtyd, and Llanfwrog, Denbighshire; and documents, 1735-1868, relating to the Eyarth Estate, Denbighshire.

Papers relating to the administration of the Plas Power estate and household, including some properties belonging to the Chirk estate, some but not all of which became part of the Plas Power estate; also included are some records from other properties in England that were owned by the Myddelton family.

Deeds and documents (1668-1882) relating to properties mainly in in co. Flint (Axton, Bistre, Caergwrle, Coleshill, Cwm, Cwm Uwchglan, Diserth, Estyn or Hope, Hawarden, Holywell, Hope, Hope Owen, Huriathicke, Kilken, Kinnerton, Mould, Newmarket, Northop, St Asaph, Shordley, Skeiviog, and Whitford), but also in cos Denbigh (Denbigh, Henllan, Llanrwst and Lleweny), Chester (Chester and Dodleston), Brecknock (Devynnock), Anglesey (Amlwch, Coedana, Llanerchymedd, Llanbadrug, Llanddyfnan, Llanfechell and Llanfihangel Tre'r Beurdd), Montgomery (Berth Lloyd) and Pembroke (Amroth). The main families were Mostyn of Mostyn Hall and Hope of Broughton and Hope.

'Canto y Gynulleidfa, sef Anthemau a Thonau cyfaddas i'w canu yn yr addoliad cyhoeddus, gan David Bynner ('Dewi Cadfan'), Llangadfan, Chwefror 8fed 1859'. The anthems are 'Praise the Lord, O my soul', 'The Congregational Anthem', and 'Moliant Seion'. Several of the hymn-tunes have titles of Montgomeryshire association, e.g. Beulah, St Cadfan, Cannoffice and Myfod.

Treatises in Latin; a Greek vocabulary; material relating to the hundreds and parishes of Merioneth, Montgomeryshire and Pembrokeshire; 'the Syren & the hundredes of Engelonde'; rentals of several North Wales manors; an account of a tax paid by North Wales counties in 1701; a transcript of documents of King Alfred; etc.

Genealogical and other notes from various sources, including certified copies of entries in parish registers, etc., mainly relating to persons and places in Montgomeryshire.

Letters, 1873-1918, to D. C. Lloyd-Owen, most of them concerning Montgomeryshire entries in the diocesan registries at St Asaph, Bangor and Hereford, and in parish registers, etc.

Abstracts, etc., from Montgomeryshire Plea Rolls and other records, made for D. C. Lloyd-Owen by Ernest Arthur Ebblewhite (1867-1947).

Manuscripts, 1707-[1937], from the library of Richard Bennett of Llanbrynmair and Caersws, Montgomeryshire, much of which is in the hand of Richard Bennett himself. The collection comprises material largely of Montgomeryshire interest and includes parochial records, transcripts from parish registers, extracts from probate records (some of Merionethshire interest) and genealogical records, and extracts from printed works relating to Montgomeryshire.

Manuscripts, 1699-1898, from the collection of Michael Scott Archer, comprising miscellaneous papers relating mainly to Cardiganshire and Montgomeryshire.