Deeds, 1490-1977, including deeds and documents mainly relating to properties on Anglesey, Caernarfonshire, Merionethshire and Middlesex, 1675-1977; and deeds relating to properties in Finchley, Middlesex, 1490-1796.

Correspondence from members of the public, local organisations, Meirionydd District Council and the Ymgyrch Meirionydd Campaign relating to the plan to include Meirionydd with Dwyfor and Arfon in a new unitary authority as part of local government reorganisation in Wales under the Local Government (Wales) Act 1994.

Deeds and other documents, [16 cent.]-[19 cent.], collected by James Coleman, relating to Anglesey, Brecknockshire, Cardiganshire, Carmarthenshire, Caernarfonshire, Denbighshire, Flintshire, Glamorgan, Merionethshire, Monmouthshire, Montgomeryshire, Pembrokeshire, and Radnorshire, in Wales; and Cornwall, Cumberland, Gloucestershire, Herefordshire, Lancashire, Shropshire, and Suffolk, in England.

Press letter books, 1878-1920, press invoice books, 1878-1919, account books, 1893-1920, and a minute book, 1900-1901.

Deeds and documents, 1598-1856, mostly assignments of mortgage and related bonds, concerning Dôl y Cae and other premises in the parish of Tal-y-llyn, including a lease from William Owen Pughe and his brother Richard to his son Aneurin Owen Pughe.

Deeds, documents and probate records, 1617-1853, relating mainly to the parishes of Caerhun, Conwy, Dwygyfylchi, Gyffin, Llanbedrycennin and Llannor, Caernarfonshire, and to the Abbey estate, in Denbighshire, Merionethshire and Caernarfonshire, 1811-1819; notes on sermons, 1861-1889; and miscellaneous papers relating to Amlwch, Anglesey, 1801-1868.

Deeds and documents, 1727-1945, of clients of Bythway and Son, relating mainly to properties in the counties of Monmouthshire, 1727-1940, and Glamorgan, 1823-1937; material relating to properties in Merionethshire, 1876, and Cardiganshire, 1847-1876; deeds relating to properties in Cumberland, 1850, Gloucestershire, 1840, and Lancashire, 1880-1945; and miscellaneous papers, 1831-1918.

A collection of traditions, anecdotes, and poems made circa 1870, by John Castell Evans, entitled 'Yr Hen Amser gynt, ei Veirdd, ei Varddoniaeth, ei Bobl a'i Chwedlau, sev Casgliad o hen Draddodiadau, Darnau Barddonol a Bywgraffiadau &c. yn dal cysylltiad yn benav a Gogledd Cymru yn enwedig Sir Merionydd ... Casglwyd, yn benav, oddiar lavar gwlad gan John Castell Evans, Pine Cottage, Millbrook, gynt o Gastell-y-Waen, Llanuwchllyn, Merion.'

Two books of legal precedents, one containing examples from England, mainly London, and the other containing copies of documents relating to actions in the counties of Anglesey, Caernarvonshire, Merioneth, and Shropshire.

The file comprises official papers, 1968-1985, relating to parliamentary and local elections in the constituency of Merioneth, later Meirionnydd Nant Conwy. They include notices of elections, statements relating to candidates, numbers of votes cast etc.

Electoral lists of the commotes of: Ardudwy Uwch Artro, 1860-1861; Ardudwy Is Artro, 1861; Mawddwy, [1860s]; Tal-y-bont, 1861-1863; and Ystumanner, 1860; and jury lists for the parishes of Beddgelert; Dolgellau; Llanfihangel-y-Pennant; Llanfihangel-y-traethau; Llanfrothen; Llangelynnin; and Trawsfynydd, 1866.

Deeds, documents and letters, 1638-1897, relating mainly to properties in Denbighshire and Shropshire, but also Caernarfonshire, Cardiganshire, Montgomeryshire, Merionethshire, Radnorshire and Cheshire; plans relating to the activities of railway companies mainly in the parishes of Gresford and Wrexham, Denbighshire, 1845-1849; and printed material, 1863-1897.

A group of documents relating to gold mining in Merioneth. It includes notes on various gold mines in the county; correspondence addressed principally to O. Parry Hughes, 1918-36; typescript evidence prepared for the Merioneth Gold Mining Inquiry, 1930, and a report of the proceedings; memoranda relating to the formation and development of the Merioneth Mining Development Committee, 1930; copies of printed reports by Professor Henry Louis on the possibilities of gold mining in Merioneth, 1930; notes on diamond drilling and its possibilities in Merionethshire; together with a few printed items, two photographs, press cuttings and miscellanea.

A volume of transcripts of leases, grants, charters, etc., 1704-1755, relating to the issues and profits of the origianl seal for cos. Caernarvon, Anglesey, and Merioneth, and of sums of money payable for fines and recoveries levied in the said counties, compiled for reference by William Wynne, serjeant at law, who was granted a lease of the original seal in 1729. The volume is indexed.

Copies of the Queen's instructions to Henry, Earl of Pembroke, Lord President of the Council in Wales and the Marches, 1586; the commission of the lieutenancy of Wales and the Marches to Henry, Earl of Pembroke, March 22, 1600, with power to make deputations to persons named in the commission for the different counties within the lieutenancy; a petition by six members of the Privy Council to the Lord Keeper to renew the commission of lieutenancy for Merioneth and to leave out the names of John Lewys Owen and Cadwalader ap Ris, who had been arraigned before the Court of Star Chamber for misdemeanours, and to appoint Griffith Vaughan and Robert Lloyd to be deputies for the Earl of Pembroke for that county; a Privy Council letter to the same effect covering a renewed commission to the Earl of Pembroke, March 31, 1600, with a list of justices of the peace for Merioneth; and orders for the reformation of the Court of the Marches, 1577.

A bibliography compiled by T[homas] Hevin Williams in 1931 for a study of Merioneth place-names.