Essays, annual reports, letters, photographs, plans etc. relating to churches belonging to the Llyn and Eifionydd Calvinist Methodist Presbytery. The churches covered are : Aber-erch; Ala Road, Pwllheli; Babell, Llanaelhaearn; Bethel, Penmorfa; Bontfechan, Llanystumdwy; Brynbachau; Bryn-mawr; Brynmelyn; Bwlch, Llanengan; Bwlchderwin, Clynnog; Cricieth; Cedron, Pentrefelin; Cilan, Llanengan; Cwmcoryn, Llanaelhaearn; Cwm Ystradllyn; Dinas; Y Ffor; Garndolbenmaen; Garnfadrun; Garth, Porthmadog; Gosen, Trefor; Llanbedrog; Llangan; Llannor; Llanystumdwy; Llithfaen; Llwyndyrys; Mynydd Nefyn; Nant; Nant Gwrtheyrn; Neigwl; Penllech; Pen-mount, Pwllheli; Pennant; Penrhos; Penrhydlyniog; Pentre-uchaf; Pen-y-graig; Pistyll; Rhyd-bach; Rhydlios; Salem, Pwllheli; Tarsis, Penrhydluniog; Tremadog; Tudweiliog.
Also, miscellaneous papers such as minutes of meetings, financial records, statistics, lists, details of various characters and papers belonging to Henry Hughes, Bryncir.