A survey of the manors of Penmarke, Funmon, Barrey, and Lancadle, Glamorgan, made by Evan Mouse in 1622, being a typescript copy (280 pp.) of the Welsh section of a manorial survey acquired in 1936 by the Bedfordshire County Record Office.
A typescript dissertation entitled 'A General Survey of the Slate Industry of Caernarvonshire and Merionethshire', by William Morgan Richards, Portmadoc, 1933.
An autograph album, 1861-1907, containing entries by Henry Rees, John Ogwen Jones, Thomas Raffles, J. R. Kilsby Jones, John Jones, Abercin, D[avid] Saunders, Lewis Edwards, John Owen ('Owain Alaw'),Thomas Nicholas, William Rees ('Gwilym Hiraethog'), John Roberts, Cherrapoongee, Thomas Levi, and others.
A school exercise book in arithmetic subsequently used for agricultural accounts and memoranda, 1858-1892, by James James, Llanfihangel y Creuddyn, Cardiganshire; a register of pupils, 1859-1860; and letters by Thomas James, Llanarmon Mynydd Mawr, 1895-1897, Thomas Hamer, Aberdare, 1895, and Mary Parry, Liverpool.
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.'
A letter, 1896, from David Watkin Jones ('Dafydd Morganwg') to John Daniel Evans with transcripts of unpublished poems by Thomas Evans ('Telynog'); a postcard, 1902, from William Jones, M.P., to J. D. Evans at Goginan, Cardiganshire; an unsigned letter, 1900, containing a brief history of the Baptists in Goginan and district; and a hymn-tune entitled 'Goginan' by William Aubrey Williams ('Gwilym Gwent'), 1869.
Holograph manuscripts of three tenor solos composed in 1930 by Thomas Hubert J. Rees - 'Y Gwylanod', 'Y Seren Unig', and 'Y Cwmwl', words by Sir John Morris-Jones.
An essay, written about 1913, by Dr. Hugh Jones, Liverpool, entitled 'A Scheme for the Diffusion of Knowledge of First Aid, Home Nursing, and Domestic Hygiene in Wales'.
A pocket book belonging to William Thomas, Ty'ngadfan, Llanwnda (d. 1892), containing an incomplete metrical dialogue on temperance by Owen Griffith Owen, Bryncrin; 'Cwynfan gwraig meddwyn' (unsigned); an incomplete carol by Robert Jones, Bryn-y-gro; 'Cân ar ddull o ymdiddan rhwng Dyn a Llyffaint'; names of subscribers to Athraw Cerddorol and towards a Welsh oratorio; notes of sermons preached at associations held at Llangefni, Caernarvon, and Pwllheli, 1857-60; and a table of a Dinorwic quarryman's earnings, 1851-60.
A survey undertaken by Randall Evans Enoch and members of the Treftadaeth Llandre Heritage Trust, 2006. = Arolwg a wnaed gan Randall Evans Enoch ac aelodau o Treftadaeth Llandre Heritage yn 2006 o arysgrifau ym mynwent newydd Llanfihangel Genau'r Glyn.
A photographic copy of a letter, 20 July 1820, written by John Reynolds, Baptist minister at Felinganol, co. Pembroke, to his nephew; and a list of sermons and places at which they were preached, 1836-1849, by William Reynolds, written in a record book of the Misses Hill's School, Haverfordwest.
A copy of the fourth edition of William Chillingworth: The Religion of Protestants a safe way to Salvation ... London, 1674, with entries of baptisms, marriages and burials for the parish of Trefeglwys, co. Montgomery, for the year 1695 written on the fly-leaves.
Sermons and sermon notes, 1843-1863, by Evan Lewis, Congregational minister at Brynberian, Pembrokeshire, with some notes of sermons heard by him, 1840.