Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Farey, John, 1766-1826., 2 canlyniadau
- Williams-Wynn, Watkin, 1772-1840, 1 canlyniadau
- Fox, Charles James, 1749-1806., 1 canlyniadau
- Hafodunos Estate (Wales), 1 canlyniadau
- Pughe, W. Owen (William Owen), 1759-1835, 1 canlyniadau
- Mostyn, Edward Pryce Lloyd, Baron, 1768-1854, 1 canlyniadau
- Lloyd, Phoebe., 1 canlyniadau
- Society of Antiquaries of London., 1 canlyniadau
- Herschel, William, 1738-1822, 1 canlyniadau
- Great Britain. Parliament -- Elections, 1796., 1 canlyniadau
- Pob un
- Astronomy -- Experiments., 2 canlyniadau
- Copper mines and mining -- Wales -- Llandudno., 1 canlyniadau
- Anglo-French War, 1793-1802., 1 canlyniadau
- Geology -- Scotland -- Western Isles., 1 canlyniadau
- Volcanism., 1 canlyniadau
- Mont Blanc., 1 canlyniadau
- Riots -- England -- London., 1 canlyniadau
- Beacons -- Wales -- Conwy., 1 canlyniadau
- Denbighshire (Wales) -- Militia., 1 canlyniadau
- Beacons -- Wales -- Anglesey., 1 canlyniadau