Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Papurau O. Llew Owain, 7 canlyniadau
- Llawysgrifau ac archifau T. Llew Jones, 5 canlyniadau
- Miscellaneous letters and papers, 3 canlyniadau
- C. Tawelfryn Thomas Papers,, 3 canlyniadau
- Robert Jones Derfel MSS,, 2 canlyniadau
- Meillionog MSS,, 2 canlyniadau
- Ben Davies and Thomas William Llynfi Davies Manuscripts,, 2 canlyniadau
- Papurau Waldo Williams, 2 canlyniadau
- Papurau Thomas Gwynn Jones, 1 canlyniadau
- Cwrtmawr manuscripts, 1 canlyniadau
- Pob un
- Jones, T. Gwynn (Thomas Gwynn), 1871-1949, 4 canlyniadau
- Gwydderig, 1842-1917., 3 canlyniadau
- Williams, Waldo, 1904-1971, 2 canlyniadau
- Crwys, 1875-1968, 2 canlyniadau
- Lewis, H. Isgaer, 1852-1922., 2 canlyniadau
- R. J. Derfel and others., 2 canlyniadau
- Elfyn, 1858-1919, 1 canlyniadau
- Jones, John, 1820-1898, 1 canlyniadau
- James, J. Lloyd, 1835-1919, 1 canlyniadau
- Davies, Edward, 1819-1887, 1 canlyniadau
- Pob un
- Jones, Dic, 5 canlyniadau
- Groes-wen (Church : Groes-wen, Wales), 3 canlyniadau
- Church in Wales -- Establishment and disestablishment., 2 canlyniadau
- Williams, J. J. (John James), 1869-1954., 2 canlyniadau
- Jones, Evan, 1820-1852, 2 canlyniadau
- Hwfa Môn, 1823-1905, 2 canlyniadau
- Robyn Ddu Eryri, 1804-1892., 2 canlyniadau
- Lewis, H. Elvet (Howell Elvet), 2 canlyniadau
- Eifion Wyn, 1867-1926, 2 canlyniadau
- Bala Independent College (Bala, Wales), 2 canlyniadau
- Pob un
- Welsh periodicals -- 20th century., 2 canlyniadau
- Congregationalists -- Wales -- Groeswen., 2 canlyniadau
- Glamorgan (Wales), 1 canlyniadau
- Elections -- Wales -- Glamorgan., 1 canlyniadau
- Poets -- Wales -- Archives., 1 canlyniadau
- Welsh literature -- 20th century., 1 canlyniadau
- Anglesey (Wales), 1 canlyniadau
- English poetry -- 19th century -- Translations into Welsh., 1 canlyniadau
- Welsh -- Patagonia (Argentina and Chile), 1 canlyniadau
- Encyclopedias and dictionaries -- Reviews, 1 canlyniadau
- Pob un
- Welsh poetry -- 20th century., 80 canlyniadau
- Welsh poetry -- 19th century., 20 canlyniadau
- Welsh poetry -- 19th century, 10 canlyniadau
- English poetry -- 20th century., 10 canlyniadau
- English poetry -- 19th century., 3 canlyniadau
- English poetry -- 19th century, 2 canlyniadau
- Englyns -- 19th century., 1 canlyniadau
- Welsh prose literature -- 19th century., 1 canlyniadau
- Scrapbooks., 1 canlyniadau
- Hymns, Welsh -- 19th century, 1 canlyniadau
