Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Llew Llwyfo, 1831-1901, 2 canlyniadau
- Rowland, John, ca. 1824-1891, 1 canlyniadau
- Llanover, Augusta Hall, 1802-1896, 1 canlyniadau
- Eben Fardd, 1802-1863 -- Correspondence, 1 canlyniadau
- Eben Fardd, 1802-1863, 1 canlyniadau
- Hughes, John Ceiriog, 1832-1887, 1 canlyniadau
- Myrddin Fardd, 1836-1921, 1 canlyniadau
- Talhaiarn, 1810-1869, 1 canlyniadau
- Jones, Evan, 1820-1852, 1 canlyniadau
- Caledfryn, 1801-1869, 1 canlyniadau
- Pob un
- Welsh periodicals -- 19th century, 2 canlyniadau
- Wales -- Social life and customs, 1 canlyniadau
- Schools -- Wales -- Porthmadog, 1 canlyniadau
- Congregationalists -- England -- Liverpool -- Anniversaries, etc., 1 canlyniadau
- Welsh literature -- 19th century, 1 canlyniadau
- Welsh newspapers -- 19th century, 1 canlyniadau
- Welsh newspapers -- United States -- 19th century, 1 canlyniadau
- Fasts and feasts -- Wales, 1 canlyniadau
- Science -- Moral and ethical aspects, 1 canlyniadau
- Religion and science, 1 canlyniadau
