Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Diocese of Bangor Records,, 1 canlyniadau
- Iolo Morganwg and Taliesin ab Iolo manuscripts and papers, 1 canlyniadau
- Kyffin Williams Archive, 1 canlyniadau
- Roberts & Evans, Aberystwyth (Solicitors) Records,, 1 canlyniadau
- Lord Davies of Llandinam Papers,, 1 canlyniadau
- Monmouthshire and South Wales Coal Owners Association Records,, 1 canlyniadau
- J. B. Willans Collection, 1 canlyniadau
- Martin Ridley Collection, 1 canlyniadau
- Welsh National Opera Records, 1 canlyniadau
- Brith Gof Archive,, 1 canlyniadau
- Pob un
- Harris, Howell, 1714-1773, 1 canlyniadau
- Welsh Church Commission., 1 canlyniadau
- , 1 canlyniadau
- D.T.M. Jones (Firm), 1 canlyniadau
- Great Britain. General Register and Record Office of Shipping and Seamen., 1 canlyniadau
- Iolo Morganwg., 1 canlyniadau
- Crawshay family., 1 canlyniadau
- Arts Council of Wales, 1 canlyniadau
- Skidmore, Ian., 1 canlyniadau
- Bradney, Joseph Alfred, Sir, 1859-1933, 1 canlyniadau
- Pob un
- Trevecca College, 1 canlyniadau
- Welsh Calvinistic Methodist Church, 1 canlyniadau
- Coleg y Bala, 1 canlyniadau
- Calvinistic Methodism -- Wales, 1 canlyniadau
- Dissenters, Religious -- Wales, 1 canlyniadau
- Welsh Calvinistic Methodist Church -- Archives, 1 canlyniadau
- Church of England -- Establishment and disestablishment -- Wales., 1 canlyniadau
- Church in Wales -- Establishment and disestablishment, 1 canlyniadau
- Church in Wales -- Finance, 1 canlyniadau
- Welsh Church Commission -- Archives, 1 canlyniadau
- Pob un
- Wales, 50 canlyniadau
- Wales., 6 canlyniadau
- Monmouthshire., 6 canlyniadau
- England, 5 canlyniadau
- Glamorgan., 5 canlyniadau
- Breconshire (Wales), 3 canlyniadau
- Glamorgan (Wales), 3 canlyniadau
- Herefordshire (England), 3 canlyniadau
- Merioneth., 3 canlyniadau
- Carmarthenshire (Wales), 2 canlyniadau
- Pob un
- Deeds -- Wales -- Monmouthshire, 4 canlyniadau
- Breconshire (Wales), 3 canlyniadau
- Glamorgan (Wales), 3 canlyniadau
- Herefordshire (England), 3 canlyniadau
- Deeds -- England -- Herefordshire, 3 canlyniadau
- Monmouthshire (Wales), 2 canlyniadau
- Carmarthenshire (Wales), 2 canlyniadau
- Radnorshire (Wales), 2 canlyniadau
- Deeds -- Wales -- Caernarvonshire., 2 canlyniadau
- Deeds -- Wales -- Denbighshire., 2 canlyniadau
- Pob un
- Deeds -- Wales -- Carmarthenshire., 1 canlyniadau
- Logbooks., 1 canlyniadau
- Ship's papers., 1 canlyniadau
- Psalms (Music) -- Wales -- 19th century., 1 canlyniadau
- Campaign literature -- Wales, 1 canlyniadau
- Campaign paraphernalia -- Wales, 1 canlyniadau
- Political collectibles -- Wales, 1 canlyniadau
- Sermons, English (1675-1676), NLW MS 3B -- Wales, 1 canlyniadau
- Sermons, Welsh (1675-1676), NLW MS 3B -- Wales, 1 canlyniadau
- English poetry -- Welsh authors., 1 canlyniadau