Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- 56 Group Wales Papers, 269 canlyniadau
- Archifau Urdd Gobaith Cymru, 186 canlyniadau
- Papurau'r Academi Gymreig / The Welsh Academy Papers,, 93 canlyniadau
- The Alun Hoddinott Archive,, 34 canlyniadau
- Diocese of Llandaff Records, 31 canlyniadau
- Emrys Bennett Owen Papers, 18 canlyniadau
- Sgriptiau Eurwyn Williams, 9 canlyniadau
- Leighton Hall Papers,, 3 canlyniadau
- William Mathias Music Manuscripts and Papers,, 1 canlyniadau
- Mansel Thomas Music Manuscripts,, 1 canlyniadau
- Pob un
- Jones, John Gwilym, 1904-1988, 2 canlyniadau
- Edwards, Owen M. (Owen Morgan), 1858-1920, 1 canlyniadau
- Poe, Edgar Allan, 1809-1849, 1 canlyniadau
- Gwenallt, 1899-1968, 1 canlyniadau
- Williams, D. J. (David John), 1885-1970, 1 canlyniadau
- Cynan, 1895-1970, 1 canlyniadau
- Evans, Meredydd, 1 canlyniadau
- Elis, Islwyn Ffowc, 1 canlyniadau
- Jones, Alun, 1946-, 1 canlyniadau
- Tripp, John, 1927-1986, 1 canlyniadau
- Pob un
- Finland, 3 canlyniadau
- Lead mines and mining -- Wales -- Ceredigion, 1 canlyniadau
- Hungary, 1 canlyniadau
- Belgrade (Serbia), 1 canlyniadau
- Poland, 1 canlyniadau
- Switzerland, 1 canlyniadau
- Royal Welsh Show, 1 canlyniadau
- Choral societies -- Wales -- Llanuwchllyn, 1 canlyniadau
- Tuberculosis, 1 canlyniadau
- Rare breeds -- Wales, 1 canlyniadau