Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Evans, Evan, 1731-1788, 4 canlyniadau
- Morris, Lewis, 1701-1765, 2 canlyniadau
- Morris, Lewis, 1701-1765 -- Correspondence, 2 canlyniadau
- Talargoch Lead Mine (Wales)., 2 canlyniadau
- Probert, John, fl. 1779, 2 canlyniadau
- Richard, Edward, 1714-1777., 1 canlyniadau
- Pennant, Thomas, 1726-1798, 1 canlyniadau
- Gibbon, Edward, 1737-1794, 1 canlyniadau
- Pughe, W. Owen (William Owen), 1759-1835, 1 canlyniadau
- Williams, Moses, 1685-1742, 1 canlyniadau
- Pob un
- Lead mines and mining -- Wales -- Dyserth., 2 canlyniadau
- Welsh Indians., 1 canlyniadau
- Great Britain -- Kings and rulers -- Chronology -- Early works to 1800, 1 canlyniadau
- Traditional medicine -- Wales -- Myddfai, 1 canlyniadau
- Great Britain -- History -- Early works to 1800., 1 canlyniadau
- English poetry -- 18th century, 1 canlyniadau
- Welsh poetry -- 18th century -- Translations into English, 1 canlyniadau
- Anglesey (Wales) -- Population, 1 canlyniadau
- Roads -- Wales -- Penmaenmawr, 1 canlyniadau
- Isle of Man -- Description and travel -- Early works to 1800., 1 canlyniadau
