Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Jones, Morris Charles, 1819-1893., 8 canlyniadau
- Williams, Richard, 1835-1906, 4 canlyniadau
- Anwyl, E. (Edward), 1866-1914, 2 canlyniadau
- Powysland Museum., 2 canlyniadau
- Lloyd-Owen, D. C. (David Charles), 1843-1925 -- Correspondence., 2 canlyniadau
- Cambrian Archaeological Association, 1 canlyniadau
- Strata Marcella Abbey (Wales), 1 canlyniadau
- Elfyn, 1858-1919, 1 canlyniadau
- Aberdare, Henry Austin Bruce, Baron, 1815-1895, 1 canlyniadau
- Valle Crucis Abbey (Wales), 1 canlyniadau
- Pob un
- Montgomery (Wales), 1 canlyniadau
- Roads -- Wales -- Montgomeryshire., 1 canlyniadau
- Caersws (Wales) -- Antiquities, 1 canlyniadau
- Dissenters, Religious -- Wales., 1 canlyniadau
- Wales -- Politics and government., 1 canlyniadau
- Merioneth (Wales) -- Politics and government, 1 canlyniadau
- Land tenure -- Wales -- Montgomeryshire., 1 canlyniadau
- Montgomeryshire (Wales) -- Antiquities., 1 canlyniadau
- Montgomeryshire Canal (Wales), 1 canlyniadau
- School supervisors -- Wales., 1 canlyniadau