Dyddiadur D. Cynddelw Williams,
Llyfr Melyn Tyfrydog
Llythyrau : Rhyfel Byd Cyntaf,
Tour of North Wales,
Papyri from Oxyrhynchus,
Diary, etc., of John Davies, Ystrad
Llawysgrif Hendregadredd
A smuggler's autobiography,
Llawysgrifau'r Parchedig William Phillips (1861-1944), Gwalchmai, yn ymwneud â'i ymweliad i Wladfa Patagonia ym 1891
An Anglesey Diary
Day book of Thomas Jones, Pencerrig
Letters to Abraham Ortelius,
Morriston War Fund account book,
Morriston War Fund account book (A-S),
Morriston War Fund account book,
Soldier's autobiography
Letters addressed to H. Tobit Evans (1844-1908), Llanarth from Michael D. Jones and others, relating to the Welsh Colony in ...,
Articles, notes, etc relating to Patagonia by W. Casnodyn Rhys and others. Welsh, English. Between boards. Donated by Mrs Jessie ...,
Llythyrau o'r Rhyfel Mawr,
A notebook containing accounts relating to concerts held at Cwmystwyth Council School in aid of the soldiers' fund, and a ...,
