A miscellany in the hand of David Evans, Llanrwst, under the title and sub-title of 'Blodau'r Awen neu Wyneb yr Awenydd. Blodau'r Gerddwriaeth' and 'Lloffion o waith amryw Awdwyr ... yn cynwys Man-gofion Barddonol ynghyd a chwedlau Barddonol a Mangofion hanesol ynghyd ac Englynion ...'. The contents include 'Cofion Barddonol' and 'Chwedlau Barddonol', being poetry by, and anecdotes concerning, John Thomas, Pentrefoelas, [David Thomas] ('Dafydd Ddu Eryri'), [David Owen] ('Dewi Wyn o Eifion'), [Robert Williams] ('Robert ap Gwilym Ddu'), Owain Gruffydd, Llanystumdwy, Robert Davies, Nantglyn, Robert Owen ('Einion'), Denbigh, Robert Jones, Llansannan, Owen Roberts, Capel Curig, John Parry, Llanelian, Walter Davies ['Gwallter Mechain'], William Edwards ['Gwilym Callestr'], Ysgeifiog, [Evan Pritchard] ('Ieuan Lleyn'], Jonathan Hughes, Llangollen, William Bevan, Gadlys, [David Richards] ('Dafydd Ionawr'), [Morris Davies] ['Meurig Ebrill'], [Owain Roberts] ('Owain Aran'), [David Thomas] ('Dewi Wynion'), John Jones ('Pyll'), [Robert Williams] ('Trebor Mai'), [David Griffith] ('Clwydfardd'), etc.; tombstone verses ('Englynion Beddergryph') from Nantglyn, Llandwrog, Trawsfynydd, Cerigydrudion, Corwen, Llanycil, Pennant Melangell, Llanelltyd, Trefriw, Eglwys Fach, Aberffraw, Henllan, Llanelwy [St. Asaph], Llanbeblig, Bangor, Llanrwst, Pentre Foelas, Llanybydder, Abertawy [Swansea], Ysgeifiog, Llanfairtalhaiarn, etc.; an account of, with 'englynion' to, 'Onen y Bala'; copies of correspondence with 'Trebor Mai', 1874, concerning a collection of tombstone inscriptions submitted by the scribe to the Liverpool [Gordofigion] Eisteddfod; a diagram and account of 'Chwart mawr Bedd-Gelert'; 'Englynion Ar y 25 Mesur ar hugain Cerdd Dafod neu fel y geilw Talhairn [sic] ef Talcen Slip, o waith amryw Awduron'; a copy of the announcement ('Hysbyslen) of Dolgellau Eisteddfod, 1794; 'Man-Gofion Hanesawl' and other miscellaneous memoranda (e.g. 'Suddiad Cwch Abermenai', 'Llif Mawr Llanuwchllyn', 1781); a scale of wages for artisans and labourers adopted by Merioneth Quarter Sessions, 1601; lists entitled 'Casbethau Sion Goch o'r Hendref', 'Y Saith Cysgadur', 'Y Saith Gelfyddyd', 'Y Naw Ach', 'Trioedd y Cyn-gelfyddydau', and 'Saith Rhyfeddod Gwynedd'; accounts entitled 'Cader Idris a'i Chawr', 'Dechreuad Bwyta Gwydd ar Ddydd Nadolig', 'Y Dechreuad o Ymladd Ceiliogod', 'Dechreuad yr Arferiad o fwytta Crempogau', 'Dechreuad Pinau (Pins)', 'Caws Caer', 'Castell Dolyddelen', 'Gruffydd ab Cynan', 'Coelbren y Beirdd', 'Wyth Ran Dyn, au Hanian'; etc.

Letters to Sir William Maurice and a number of drafts or copies of outgoing correspondence, 1587-1619, and a single letter to Lady Elen Eure, 1624. Items of interest include a water bailiff 's report on shipwreck timber found along the shores of Anglesey and Caernarfon; an application by the burgesses of Harlech to obtain an act of parliament for holding the Merionethshire [Great] Sessions and Quarter Sessions there, and to get royal confirmation of the town charter and fee farm, 1604, with letters from Griffith Vaughan on the technical difficulties of implementing the same, 1611; Sir Henry Lee on a dispute over lands held by William Maurice from the Corporation of Harlech, 1591; William Thomas on the subsidy roll accounts, with a summary of deputy lieutenants in other counties of Wales and England, 1602; John Wynn of Gwydir and others, with copies of William Maurice 's outgoing letters to county and government officials, emphasising the difficulties encountered by the deputy lieutenants in mustering troops and collecting mises in Caernarfonshire against a possible Spanish invasion, and for the suppression of rebellions in Ireland, 1587-1602; and a draft request to Anne, Countess of Warwick, to use her influence in obtaining a position for William Maurice 's son [pre-1588].

Papers, 1974-2003, relating to Pwllfanogl including a copy of a photograph showing employees of the Britannia Slate Works, c. 1890; an undated typewritten list of buildings and dwellings at Pwllfanogl and their occupants; and a typescript list, with some additions in Kyffin Williams's hand, of birds observed at Pwllfanogl, 1974. Also included is a paper by D. C. Jones entitled 'The Pwll Fanog Slate Wreck - Industrial Archaeology under the Sea', which contains notes on the reverse in Kyffin Williams's hand in preparation for a talk on portrait painters together with a short verse.

Papers, 1953-1958, relating to the sinking of HMS Conway in the Menai Straits in 1958, including four postcards, a photograph, press cuttings, together with a sketch of the ship drawn in 1958 by the donor Joan Connell from the Menai Suspension Bridge.