A manuscript containing a fragment of a Norman-French law dictionary; transcripts of 17th cent. records of the lordship of Ruthin and Dyffryn Clwyd; documents relating to the Lleweni and Gwysaney estates and to properties in Anglesey, Denbighshire and Flintshire, 1645-1675; Denbighshire quarter sessions papers, etc., 1661; recognisances, etc. from Merionethshire, 1606-1607; medical prescriptions, 1688-1689; a letter from Charles I (1600-1649) to the Sheriff of Flint, 1642; a case, 1619, relating to Shrewsbury Grammar School; copy of the will of John Lloyd (1733-1793), Caerwys, 1759; transcripts by Angharad Llwyd (1780-1866) of Gwysaney correspondence, 1620-1688; miscellaneous notes by John Lloyd, Caerwys, Angharad Llwyd and Richard Llwyd (Bard of Snowdon, 1752-1835); a letter concerning druidism by Sir Samuel Rush Meyrick (1783-1848); miscellaneous legal and genealogical material, correspondence, etc.