A decorative, engraved memorial, 1877, to John Jones (d. 1876), Dolau Cothi, Carmarthenshire, compiled and executed by William Davies, Pumsaint, Cynwyl Gaeo, Carmarthenshire, miller, under the patronage and supervision of Augusta Hall, Lady Llanover. Depicted are the deceased's coat of arms, motto and crest, and two views of Plas Dolau Cothi, together with an account of the Johnes family of Dolau Cothi and an explanation of the symbolism in the design; a photograph of Johnes is pasted in the centre of the document. On a label pasted at the bottom is a note signed by Lady Llanover recording that William Davies died on 16 June 1877, three weeks and four days after completing the memorial.

Visitors' book of Dolau Cothi, Cynwyl Gaeo, Carmarthenshire, October 1885 - July 1920.

Notes on Cardiganshire and other pedigrees, particularly Johnes of Hafod and Dolaucothi.

One hundred and forty-six holograph letters, 1846-1847 and undated, written to A. C. Ramsay. The writers include D. T. Ansted (payment for the recipient's professional services to the corporation of Liverpool), Ann Aveline, Oatlands (William Aveline's eye trouble), J. T. Brown?, Berwick ( the writer's professional activities), R. Chambers, Edinburgh (raised beaches in Wales), C. C. Cookman [from Dolaucothi] (violets from Mrs. Johnes), J. Crombie, Edinburgh (a lecture to the Royal Institution, personal), John Crombie, Edinburgh (Dr. Arnott's lecture, the recipient's professorship, news of friends), Geo. Fossett, Aberystwyth (geological studies, an inspection of Cwm Ystwyth lead mine, personal), Eleanor Howden [ from Edinburgh and London] (personal, the writer's visit to France), Oliver Howden, Edin[burgh] (the writer's wedding), Elizabeth Johnes, Dolau Cothi (a search for gold on Gogofau, Glanyrannell sale, news of friends) ( with botanical specimens enclosed), 'Betha' Johnes (thanks for a book, the solution of a riddle, personal), D[avid] Landsborough, Saltcoats (the publication of the writer's 'Excursions to Arran'), Robert Mallet, Dublin ( observations on volcanic vents, earthquakes, etc.), B.? Marshall (an invitation to dinner), J. P. Nichol, Observatory [at Dowanhill], etc. ( astronomical maps and publications), Lyon Playfair (the publication of an article, personal), M. E. Playfair (an Admiralty report by Lyon Playfair, Jenny Lind's recitals in London, the recipient's professorship, Lyon Playfair's health), C. Puggaard, Bewdley, etc. (a geological tour of Wales, personal), E. Ramsay, his mother, Glasgow, etc. (family news, the writer's visit to Arran, the recipient's professorship, the business affairs of J. C. Ramsay), Eliza Ramsay, his sister, [Glasgow and] Edinburgh (personal, news of friends, the business affairs of J. C. Ramsay), J. C. Ramsay, Trinidad (the future of the writer's business, personal), W. Ramsay, Glasgow, etc. (the business affairs of J. C. Ramsay, the recipient's professorship, observations on a visit to the Highlands, the affairs of the North and South Wales Bank, the solution of a geological problem, Frank McGill's concert, a sewerage scheme for Edinburgh, news of friends), James Sharpe [from Glasgow] (business affairs, deaths from typhus fever in Glasgow, the recipient's professorship, news of friends), J. Trimmer, Dublin (the writer's work as inspector of relief committee in Cavan and Fermanagh), W. Walton, Bath (an invitation), Anna Maria Williams, Llandovery (family and local news, the recipient's professorship, a curacy for Steuart Williams, an offer of ℗Đ73,000 for a grove of oaks at Margam), 'Fanny' [Williams] (personal, the recipient's professorship, enclosing verses), W. R. Steuart Williams, Llandovery, etc. (the writer's ordination, the opening of Llandovery Grammar School, personal), John Wilson, Roy[al] Agric[ultural] Coll[ege], Cirencester (the progress of the College, the recipient's accident), and R. O. Wilson, London (an enquiry concerning Mr. Davys Harries, Neuaddfawr, Carmarthen). Some of the letters are addressed to the Geological Survey at Ludlow, at Bishops Castle, at Pen-y-bont (Radnorshire), and at Llanberis, and to the Museum of Economic Geology, Charing Cross, London.

Nineteen holograph letters written mainly to A. C. Ramsay. The writers include J. Fred. Bateman, Westminster, 1877 (the application of the Corporation of Manchester to Parliament for power to take water from Thirlmere), Charlotte A. M. Cookman, Dolau Cothy, 1876 (personal, news of friends, the hot water system at Dolau Cothy, the publication of Bishop Thirlwall's Welsh sermons by Canon Phillips of Aberystwyth), Eliza Dymock, undated (the honour conferred on the recipient), James Geikie, Geological Survey of Scotland, from Perth, 1879 (observations on the glaciation of the gorge of the Rhone and of the Faroe Islands), Franz v. Hauer, Geologische Reichsanstalt, Vienna, [1]882 (a toast to the writer at the dinner of the London Geological Society), Leonard Horner [from London], undated (the meeting of the Council [of the Geological Society], the rejection of exhibits at the Museum), W. P. Jervis, Regio Museo Industriale Italiano, Turin, 1882 (the writer's publications on the geology of Italy, an offer of specimens for the Jermyn Street Museum), Cha[ rles] Lyell, Bristol, 1843 (arranging to meet the recipient (one signature cut away), J. Milne, Tokio, 1882 (the writer's experiments with artificial earthquakes) (incomplete), James Nasmyth, Penshurst, Kent, 1879 (the writer's work on casting specula for reflecting telescopes, with reference to a speculum cast for Richard Green, M.D.), J. C. Ramsay [from Demeraire] to his brother [William Ramsay], undated (the recipient's proposed Continental tour) (incomplete), M. Louisa Ramsay, Hyeres, France, to 'Willie' [son of William Ramsay], undated (a professorship at Bristol for the recipient, personal, observations on France), W. Ramsay, Glasgow, 1880 (news of family and friends), Berthold Schlesinger, M℗♭©žhr-Ostrau, 1881 (the presence of strontianite in Scotland), Ange Sismonda, Museo Mineralogico di Torino, Turin, 1878 (a request for a copy of the Geological Survey of the United Kingdom), Edward Thring, The School House, Uppingham, Rutland, [18]83 (a request to place the recipient's name on the General Committee), J[ohn] Williams, Treffos, Bangor, 1867 (observations on the recipient's letter concerning St. David's horns [at Llanddewibrefi]), and E. Woodall, undated (the recipient's contemporaries at Cambridge University) (incomplete). Some of the letters are addressed to the School of Mines, Jermyn Street [London], to the Ordnance Survey, Marshfield, near Bath, and to Wooton-under-edge. At the end of the volume are two sheets of extracts relating to the 'petrified horn which hung in the church of Llanddewibrefi ' ('Matgorn yr ych bannog' or 'Matgorn ych Dewi').

Eighty-seven holograph letters and imperfect letters of the Ramsay family comprising (a) three letters from E. Ramsay, Glasgow, to her son Will[ia]m Ramsay at Dundee, Liverpool, etc., 1840-1841 and undated (personal, news of members of the family and of friends); (b) fifty-five letters from And[re]w C. Ramsay to his brother William ('Willie') Ramsay, 1841-1881 and undated (the writer's professional activities, brother John's letters, the possibility of an engineering appointment for the recipient, the construction of the North and South Wales Railway, the recipient's engagement, the writer's visit to Canada and the United States of America, the death of the writer's and the recipient's mother, the wedding of the writer's and the recipient's sister Eliza, the educational career of the recipient's son William and of the writer's son Allan, the writer's visit to Ireland, the Countess of Derby's reception at the Foreign Office to meet the Emperor of Russia, a musical party at Carreg Lwyd, the writer's survey of Dyffws, proposed new editions of the writer's The Geology of North Wales and The Physical Geology and Geography of Great Britain, 'the awful tragedy' at Dolau Cothy, the writer's knighthood, etc.); (c) six letters to Eliza Ramsay from her brother And[re]w C. Ramsay from Bromsgrove and South Kensington, 1852-1880 (the writer's marriage, the writer's professional activities, the visit of the writer's family to Hyeres), the recipient's brother J. C. Ramsay, Thomas Works, Demerara, 1858 (the death of the writer's and the recipient's mother and the recipient's arrangements for the future, the writer's health and prospects), and the recipient's sister-in-law M. Louisa Ramsay, Llanfairynghornwy, etc., 1871?-1880 (personal, the illness of the writer's father, the offer to the writer's husband of the Directorship of the Geological Survey of Great Britain and Ireland); and (d) twenty-three letters from M. Louisa Williams from [London], Beaumaris, Hyeres, Nimes, St. Moritz, Cadenabbia, and Llanfairynghornwy, largely to her sister-in-law Catherine [Ramsay] (wife of William Ramsay), [1869-1883] and undated (the wedding of Eliza Ramsay, the writer's interest in the 'Clergy orphan business', Allan's education, a legacy to the writer in Holyhead, the writer's purchase of a house, the writer's stay on the Continent, Andrew, C. Ramsay and the Directorship of the [Government] School of Mines, personal, news of friends). A number of Andrew C. Ramsay's letters to his brother, comprised in group ( b), are written from St. Davids, Aberaeron, Aberystwyth, Machynlleth, Capel Curig, Llanfairynghornwy, Portmadoc, and Beaumaris.

Seventeen holograph letters from Elizabeth Johnes, 'Betha' [Lady Elizabeth Hills-Johnes], C[harlotte] A[nna] M[aria] J[ohnes], and Richard Dixon, from Dolau Cothi, to A. C. Ramsay, 1844-1845 and undated (an invitation to lunch on the Gogofau, a gatekeeper near Llansawel, observations on plants with leaves and blossoms enclosed, a stone sketched on Gogofau, personal). Some of the letters are addressed to Llandovery, to the Ordnance Geological Survey at Builth and at Rhayader, and to Charing Cross, London.

Letters, 1894-1895, and pedigrees, etc. sent to Stedman Thomas by Francis Green of Hampstead (and St Davids) and others; a copy of the will of James Jones of Dolecothy, Carmarthenshire and Abermâd, Cardiganshire, high sheriff of Carmarthenshire in 1667 and of Cardiganshire in 1671; notes, some of them by Stedman Thomas, on the Thomas of Pantygof and Stedman families, on Llanfair Clydogau (with reference to the Johnes and Hills-Johnes pedigrees), on the lordship of Kidwelly, etc.; miscellaneous pedigrees and printed genealogical tables, the latter relating to the earls of Llandaff; a (printed) note on the arms of Mathew of Radyr; a copy of a printed poem, 1881, by 'Joannes Towy' [John Jones, d. 1896] entitled 'The Doom of Drunkenness'; a copy (printed) of the Parliamentary election address, 1885, of W[alter] R[ice] H[owell] Powell [1819-1889] of Maesgwynne, Carmarthenshire.