A manuscript containing a history of Abergele; miscellaneous notes and press cuttings relating to Abergele and to the ruined castles of North Wales; transcripts by J. P. Earwaker relating to Flintshire; etc.

An address on 'Chester in its relation to Flintshire'; and a few notes from printed sources on the Justices of Chester.

Copies of records in the British Museum, the Public Record Office, etc. relating to Flintshire and Cheshire.

Copies and abstracts of documents in the Public Record Office, the British Museum, etc. relating to Flintshire.

Miscellaneous collectanea, including notes on Denbighshire and Flintshire churches, parishes, etc.

Miscellanea, including an annotated list of men who served as sheriffs of Denbighshire, 1541-1906, notes on Flintshire, etc.

A manuscript containing eight diaries and account books relating to Flintshire and Denbighshire, including some kept by Thomas Ffoulkes, Mertyn, Holywell, containing entries for various years between 1693 and 1750, and two containing household and farming memoranda and recipes, 1752-1788.

Deeds and documents, 1280-1797, relating to Shropshire, Cheshire, Denbighshire, Flintshire, Montgomeryshire and Staffordshire, together with genealogical, heraldic and antiquarian notes, compiled c. 1745-c.1766 and [mid 19th cent.].

Manuscripts comprising drafts of the hitherto-unpublished portions of Edward Owen's Catalogue of manuscripts relating to Wales in the British Museum, with draft indexes; reports prepared by Edward Owen on Liverpool Town Dues and related papers, 1931; essays written by him for the London Eisteddfod, 1887, and the National Eisteddfod at Caernarfon, 1894; notes, pedigrees, transcripts and letters relating to Welsh history, antiquities, county history, families and individuals such as John Edwards of Chirk, and historical figures including Owain Glyndwr [some items published 1893-1935]; transcripts and extracts relating to the history of Wales taken from public records by Edward Owen, E.A. Lewis and others, including several land surveys, at least one of which was used as evidence before the Royal Commission on Land in Wales, 1895; transcripts of papers by or relating to Alfred Neobard Palmer, Wrexham, 1885-1922; facsimiles and original documents including Privy Purse Accounts of Queen Anne, 1702-1710, and a holograph letter from Queen Anne to Sarah, duchess of Marlborough, 1710; letters mainly addressed to William Edwards of Chirk Hall, 1675-1677; autograph letters, mostly addressed to Edward Owen, 1886-1943; and deeds, 1463-1769, the majority of which relate to the estates of the families of Edwards of Plas Newydd and Puleston of Emrall in cos. Denbigh and Flint.

Addresses, 1919, by Meredith J. Hughes on Flintshire worthies ('Rhai o enwogion Sir Fflint') and on 'The alleged voyages of Madoc son of Owen Gwynedd, Prince of North Wales, in the XIIth cent.'.

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.

A collection of transcripts, mainly by Robert Vaughan, Hengwrt, of records relating to North Wales, including the extent of North Wales by John de Delves, 26 Edward III; a record of a view of frankpledge for the commote of Menai, 28 Henry VIII; ministers' accounts for Flintshire, 30-31 Henry VIII; extracts from miscellaneous inquisitions, rentals, court rolls, and correspondence; receipts of Lewis Owen, deputy receiver of North Wales, 1 & 2 Philip and Mary; notes of leases under the exchequer seal, 1579; notes on the form of administration of justice in Wales by Auditor Hill; 'The State of the Dominion of Wales' by Sir Thomas Canon; accounts of John Lloyd of Ragad, escheator of Merioneth; instructions to the Earl of Bridgewater, President of the Council in Wales and the Marches, 1633; a roll of the coroner for Merioneth, 10-11 Edward III; estreats of fines in North Wales, 22-30 Edward III; lists of persons indicted in Merioneth, 6- 19 Richard II; records of pleas before the justice of North Wales, 4 Edward II; a list of recognisances in the exchequer at Caernarvon, 18 Edward II; lists of persons in Anglesey fined for being in arms with Owen Glyndyfrdwy, with lists of outlaws and jurors; and a breviate of an account between Sir John Salesbury, chamberlain of North Wales, and Lewis Owen, his deputy, 1555.

Press cuttings, mainly relating to Flintshire and with ecclesiastical matters.

Newspaper cuttings, mainly relating to Flintshire and to ecclesiastical history.

Copies, made at Mostyn Hall by Henry Taylor's (1845-1927) sister, of original seventeenth century letters and orders of Flintshire interest issued by the Privy Council.

Notebook containing financial accounts (ff. 1, 104 verso), a list of personal names (f. 2 recto-verso), and notes of legal cases in 1642 (ff. 3-4, 12-17 verso), all relating to Flintshire.
Also included are notes of a 'voluntary Contribution towards the maintaynance of his majesties person' from [the parishes of] Whitford and Holywell (f. 75 verso), a note on shipping troops from Chester to Ireland in the time of Queen Elizabeth I (ff. 100 verso-101 verso) and proverbs in Latin (f. 102 recto-verso). The volume is perhaps partly in the hand of David Pennant of Bychton, parish of Whitford, Flintshire, who was Sheriff of Flintshire in 1641-2, the legal notes possibly referring to cases heard at the Flintshire Quarter Sessions during that year.

A large group of cuttings, 1907-18, from Prestatyn Weekly, The Rhyl Journal, The Flintshire Observer, The Chester Observer, The Chester Chronicle, etc., relating to a variety of subjects of Flintshire interest, such as the antiquities of Holywell, St. Asaph, Rhuddlan, Newmarket, Gwaenysgor and Llanasa, excursions of the Dyserth Field Club, strikes at Talar Goch, etc., etc.

Notes of Flintshire interest, comprising extracts from public records and from Harleian manuscripts (e.g. arms from MS 1143), and lists of original sources to be examined.

Transcripts relating to Flintshire from William Camden (trans. Edmund Gibson): Britannia, 1772, Vol. II; together with an incomplete table (abbas-calumpniatorum) of Latin abbreviations.

Deeds, 1507-[1839], mainly relating to Flintshire, and to a lesser extent to Denbighshire and Anglesey.