Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Tredegar Estate Records,, 1 canlyniadau
- Iolo Morganwg and Taliesin ab Iolo manuscripts and papers, 1 canlyniadau
- Sir John Williams manuscripts, 1 canlyniadau
- Papurau'r Athro Griffith John Williams, 1 canlyniadau
- Barddoniaeth amrywiol,, 1 canlyniadau
- Harris Williams Manuscripts,, 1 canlyniadau
- Fforest Legionis Manuscripts, 1 canlyniadau
- Llawysgrifau Philip Thomas, Castell-nedd,, 1 canlyniadau
- J. T. Jones Manuscripts, 1 canlyniadau
- Pob un
- Glenn, Thomas Allen, 1864- Notes by, on Quakers in Wales (1920), NLW MS 1115-1116D, 2 canlyniadau
- D.T.M. Jones (Firm), 1 canlyniadau
- Morgan, T. (Thomas), 1850-1939, 1 canlyniadau
- Godwin, Francis, 1562-1633, 1 canlyniadau
- Thomas, Owen D. (Owen Davies), d. 1900?, 1 canlyniadau
- Hughes, Isaac Craigfryn, 1 canlyniadau
- Philip Thomas., 1 canlyniadau
- Evans, C. J. O., 1 canlyniadau
- Mouse, Evans, 1 canlyniadau
- Jones, William, 1784-1847 Sermons (1829-1830), NLW MS 798A, 1 canlyniadau
- Pob un
- Abermarlais Estate (Wales), 1 canlyniadau
- Honeyborough Estate (Wales), 1 canlyniadau
- Glansevin Estate (Wales), 1 canlyniadau
- Herbert Lloyd Estate (Wales), 1 canlyniadau
- Ystrad Estate (Carmarthenshire, Wales), 1 canlyniadau
- Dinas Estate (Breconshire, Wales), 1 canlyniadau
- Gwynne family, (of Glanbran and Buckland), 1 canlyniadau
- Jones family, (of Llandovery), 1 canlyniadau
- Jones family, (of Ystrad), 1 canlyniadau
- Lloyd family, (of Brunant), 1 canlyniadau
- Pob un
- Glamorgan (Wales), 2 canlyniadau
- Welsh language -- Dialects -- Wales -- Glamorgan, 2 canlyniadau
- Breconshire (Wales), 1 canlyniadau
- Administration of estates -- Wales -- Carmarthenshire, 1 canlyniadau
- Manors -- Wales -- Glamorgan, 1 canlyniadau
- Administration of estates -- Wales -- Glamorgan, 1 canlyniadau
- Administration of estates -- Wales -- Pembrokeshire, 1 canlyniadau
- Administration of estates -- Wales -- Radnorshire, 1 canlyniadau
- Administration of estates -- Wales -- Breconshire, 1 canlyniadau
- Law firms -- Wales -- Llandovery., 1 canlyniadau
- Pob un
- Account books -- Wales -- Monmouthshire, 1 canlyniadau
- Account books -- Wales -- Glamorgan, 1 canlyniadau
- Account books -- Wales -- Breconshire, 1 canlyniadau
- Welsh poetry -- 19th century, 1 canlyniadau
- Inscriptions Mural tablets and gravestones (19 cent.), NLW MS 94B -- Wales -- Glamorgan, 1 canlyniadau
- Rent charges -- Wales -- Glamorgan, 1 canlyniadau
- Folk songs, Welsh -- Wales -- Glamorgan., 1 canlyniadau
- Sermons, English (18 cent.), NLW MS 6703B -- Wales -- Glamorgan, 1 canlyniadau
- Court records Court of Great Sessions (1763), NLW MS 5388B -- Wales -- Glamorgan, 1 canlyniadau
- Court records Court of Great Sessions (1763), NLW MS 5388B -- Wales -- Breconshire, 1 canlyniadau
