A collection of poems, 'pryddestau', 'englynion' and other forms by John Lewis, 1860-1864. Many of the poems were successfully entered for competition at local 'eisteddfodau', e.g. at Bridgend, Brecon, Blaenpennal, Llangwyryfon, Tredegar, Aberystwyth ('Rheilffordd Glannau Cymru', 1864), Ebbw Vale, Aberaeron, Talybont, Abermeurig, Llanilar, Rhymney and Cilcennin.

Records of J. D. Lloyd and Sons, Aeron Monumental Works, 1877-1947, consisting mainly of day books, 1877-1946; ledgers, 1898-1947; records of raw material costs, 1921-1928; account book, 1934; and loose receipts, 1922-1936.

Papers of John Morgan Howell of Aberaeron, 1871-1960, including exercise books containing a memorandum for 1871 and a history, in Welsh, of Dr Thomas Phillips, Neuaddlwyd, by J. M. Howell; books of press cuttings containing articles relating to Aberaeron, 1873-1931, operas, 1920-1960 (collected by G[eraint] M. Howell), and the poetry, 1889-1921, of Margaret Aeron Davies; and articles by J. M. Howell, 1897; family correspondence, 1888-1926, and miscellaneous letters and papers, 1875-1946; a volume of typescript copies of Christmas carols in Welsh composed by J. M. Howell, collected and bound by J. Seymour Rees, 1941; and a pedigree of the Howells family of Penybaily, parish of Llangunllo; together with some papers of his daughter, the late Mrs Nesta Poulgrain (née Nesta Howell), including a diary of a journey to Naples [by Mrs Poulgrain, 1937]; and exercise books, containing a copy of the diary and poetry (1918).

Fourteen holograph letters, 1841?-1847, largely of a personal nature, written by E[lizabeth] Ramsay, from Glasgow, Edinburgh, and Trinity Gask, to her son A. C. Ramsay; together with three letters from And[rew] C. Ramsay, from Aberaeron, Bala, and London, to his mother, 1845-1847 (the progress of the writer's work, a description of the seashore at Aberaeron, a curacy for Stuart Williams in the neighbourhood of Oswestry, the death of Dr. Brown and of Claude Buchanan, etc.). Some of the letters of Elizabeth Ramsay are addressed to the Ordnance Geological Survey at Fishguard, at Llandovery, and at Builth, and to Dolaucothie, Carmarthenshire.

Illustrations of and notes by Sir Alfred T. Davies (1861-1949) on Bont Cottage, Aberaeron, said to have connections with Thomas Jones (Twm Sion Cati) (c. 1530-1609).

Copies of evidence submitted to the Royal Commission on Land in Wales and Monmouthshire at Aberaeron on 27 April, 1894, by Jas. C. Jones, Llanarth, Anne James, Chapel Street, Llanarth, Watkin Davies, Goytre, Llanarth, David Lloyd, master mariner, Rose Green, Llanarth, Dd. Evans, Pantteg, Llanllwchaiarn (English copy), and Daniel Jenkins, Llwynderw; together with a holograph letter from T. E. Morris, Charing Cross, S. W., to Morgan Evans [J. P., Oakford, Llanarth], 11 April, 1894, requesting a full statement of the evidence to be laid before the Commission at Tregaron.

Llyfr nodiadau, 1957-1976, yn eiddo i T. Llew Jones, a ddefnyddiwyd yn achlysurol fel dyddiadur rhwng Tachwedd 1957 a Mawrth 1963 (ff. 1-61), gyda chofnodion unigol ar gyfer 16 Mehefin 1971 a 16 Hydref 1976 (ff. 61 verso-66). Ceir adroddiad, Chwefror-Mawrth 1963, o restiad ac erlyniad Emyr Llewelyn, a gyhuddwyd o danio ffrwydryn yng Nghwm Tryweryn, Bala (ff. 50 verso-61, 63). = Notebook, 1957-1976, of T. Llew Jones, used sporadically as a diary between November 1957 and March 1963 (ff. 1-61), with single entries for 16 June 1971 and 16 October 1976 (ff. 61 verso-66). Included is an account, February-March 1963, of the arrest and prosecution of Emyr Llewelyn, accused of causing an explosion at Cwm Tryweryn, Bala (ff. 50 verso-61, 63).
Cynhwysa'r gyfrol gyfeiriadau at Waldo Williams (ff. 2-45 verso passim), a'i gystudd olaf a'i farwolaeth (ff. 61 verso-64), Gwenallt (ff. 6, 52 verso), Proinsias Mac Cana (f. 6 recto-verso), Saunders Lewis (ff. 7 recto-verso), Alun Cilie (ff. 15, 20 verso, 38 verso, 64 verso-65), Cassie Davies (f. 17), Dic Jones (ff. 20 verso, 22), John Alun Jones (ff. 22, 52 verso, 54), W. Rhys Nicholas (ff. 22, 60 verso), Euros Bowen (ff. 29 verso-30 verso), Bobi Jones (ff. 31, 52 verso), Dilwen M. Evans (f. 32 recto-verso), Dewi Emrys (f. 41 verso), W. R. P. George (ff. 51, 58), Gwilym Tudur (f. 56 verso-57), ac Elwyn Jones (ff. 59 verso-60 verso); ceir cyfeiriadau hefyd at gystadlaethau'r Gadair yn Eisteddfodau Cenedlaethol Glyn Ebwy, 1958 (ff. 3 verso-4, 9, 31 verso, 33 verso-36), a Chaernarfon, 1959 (ff. 39 verso-40 verso), sinema symudol yn Nhregroes (ff. 4 verso-5), Cymdeithas Lyfrau Ceredigion (f. 13 recto-verso), cyfarfod Plaid Cymru yn Aberaeron (f. 16 recto-verso), cyfarfod yr Urdd yn Llandysul (f. 17 verso), a barddoniaeth Gymraeg (ff. 29 verso-31).