Miscellaneous Welsh verse and some transcripts mostly by Owen Griffith ('Ywain Meirion'), with some by J. H. Davies.

A collection, by David Davies, of poems in Welsh and English.

An arithmetic exercise book used by W. J. Parry at the Bethesda British School, 1857, with copies of English and Welsh poems.

A book of Latin exercises used by John Thomas ('Sion Wyn o Eifion'), with press cuttings inserted of poems by 'Sion Wyn o Eifion' himself, Robert Williams ('Robert ap Gwilym Ddu'), William Williams (Llandegai), Daniel Davies (Corwen and London), etc.

'Diquisitions by Various Persons on the Welsh Language and Welsh Poetry', being transcripts by John Jenkins of letters, 1821, in The Gentleman's Magazine, etc., by David Williams (Rumsey, Hants.), John Parry ('Bardd Alaw'), and Walter Davies.

A manuscript in the autograph of Evan Evans (Ieuan Fardd) containing triads (pp. 1-32); poetry, the poets cited including Taliesin, Dafydd ap Gwilym, Siôn Cent and Gruffydd Dwnn (pp. 33-86, 95-102); a list of Welsh holy (saints') days (pp. 87-90); names of Welsh rivers and their sources (pp. 91-94); etc. The volume also contains an appendix in the hand of D[avid] Ellis, [1787x1788]. The section containing triads is apparently left unfinished as most of p. 32 and the whole of p. 33 are blank.

'Trysorfa Gyffredin', a miscellany containing extracts from John [or Siôn] Rhydderch: Grammadeg Cymraeg ... (Mwythig, 1728); copies of 'englynion' in the churchyards of Dolwyddelan, Llangower, Llanuwchllyn, Llanfor, Llandrillo, Glyn Caerog, Llantysilio and Rhewl (Dyffryn Clwyd); poems by John Page ('Ioan [Glan] Dyfrdwy') and Charles Saunderson ('Siarl Wyn o Benllyn'); lecture notes; etc.

A small notebook (32 pp.) containing an essay on searching the scriptures ('Tyraethawd [sic] ar chwilio yr ysgrythyrau') partly in the form of a dialogue between 'T.C.II.' and T.g.f.', with some hymn stanzas, a prayer and lines in the 'cywydd' metre, by Robert Jones., Criccieth.

Notes on Welsh place names by Meredith J. Hughes, arranged alphabetically, with extracts from Welsh poetry.

'Carolau', 'cerddi', etc., by William Griffith ('Bardd Siabod'), written from about 1775 onwards.

Transcripts by Walter Davies of 'Y Gododdin' and other Welsh poems, and extracts from T. R. Malthus : An Essay on the Principle of Population.

'Ystyriaeth ar Oes Dyn', and awdl by Walter Davies which was awarded the prize at the Gwyneddigion eisteddfod held at Bala, 1789.

Llyfr nodiadau yn cynnwys hanes John Owen (1616-1683), y diwinydd Piwritanaidd, copi o'r 'Llythyr at Benllywydd y Cymmrodorion', wedi ei gyfieithu o Saesneg Dr Swift gan Lewis Morris, a barddoniaeth Gymraeg gan Lewis Morris a Goronwy Owen.

Deunydd perthynol i'r cyhoeddiad Gramadegau'r Penceirddiaid a olygwyd gan G. J. Williams ac E. J. Jones (Caerdydd, 1934), gan gynnwys nifer o adysgrifau a chyfeiriadau at ramadegau mewn llawysgrifau, ynghyd â phapurau'n ymwneud â gramadegau Gutun Owain, Gwilym Tew, Einion Offeiriad a Dafydd Ddu Athro o Hiraddug. Mae rhai o'r papurau yn llaw E. J. Jones.

Llyfr nodiadau yn cynnwys traethawd ar gerddoriaeth a gweithiau diwinyddol, a cherddi rhydd. Roedd y gyfrol yn eiddo i Matthew Thomas yn 1837.

Llyfr nodiadau yn cynnwys carolau, cerddi rhydd a 'Gramadeg Cerddoriaeth'; ynghyd â thraethawd diwinyddol. Roedd y gyfrol yn eiddo i Joseph Thomas yn 1845.