The file contains notes on birds, plants and geology of Stanner Rocks in Radnorshire; accounts of camping on Welsh islands, describing the weather, birds, plants, conservation problems, history and archaeology, including the excavation of St Tudwals Priory in 1961; plant list for Dowrog; the source of the River Rheidol and scenery of Plynlimon; bird lists for Bardsey and the Dovey; Barmouth antiquities; old mountain roads and prehistoric remains in Merionethshire; impact of walls on the landscape; ancient ruins and wildlife of Llyn Bodlyn; plants and views from Dduallt; kite records at Dolgoch, May 1964, and a walk on Moel Siabod with a description of Dolwyddelan Castle.

A volume of poetry in strict and free metre in the autograph of John Roberts ('Siôn Lleyn') entitled 'Gemmau yr Awen sef Casgliad o Waith John ab Robert Neu Siôn Lleyn 1783' and described by him as 'Gwaith boreu fy oes, tra anmherffaith a llawer wedy ei Adsgrif o hono ai Drwsiau - pasiwch heibio ir gwallau yw Dymuniad J. Roberts'. Other poets represented are Walter Davies, Robert Prichard, Melin Sôch ('Robin 'r Aber'), J. Roberts, Melinydd, Llan degai, Dafydd Sion Jamas ('Dewi Deudraeth'), [David Thomas] 'D[afydd] Ddu', Robert Hughes, Rice Jones o'r Blaenau, D. ab Gwilim, Huw Llwydmor, Risiart Jones o fôn, Evan Owen, Glan y llynnau, Llanystumdwy, Jonathan Hughes, Hugh Hughes o Fôn, Michael Prichard, [Evan Evans] 'Ieuan Brydydd hir' and Owen Griffith. Some of the poems by Siôn Lleyn are of Calvinistic Methodist interest e.g. 'Hannes Goffadwriaethol am farwolaeth Mr Griffies [sic] o'r Bermo a dau oi Blant, ynghyd a byrr hanes or Efengyl yno 1786' (p. 58), and 'Pennillion yn dymmuno llwyddiant Robert Jones yn ei Siwrna i Lundain (ar ddymuniad y Gymdeithas Grefyddol o Gymru) i Draddodi gair y Bywyd iddynt yn y flwyddyn 1779' (p. 117).

Deeds and documents, mainly relating to premises in the parish of Llangelynnin, Merionethshire, and to properties in the town of Barmouth, Merionethshire, 1731-1893.

Notes on the history of the beginning of the Sunday School in Llanaber and Barmouth; and suggestions for improvements of the scenery in the Barmouth district; and a paper on 'The intent of Scripture'.